Questions on Geometry: Triangles answered by real tutors!

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Question 273242: If an equilateral triangle has an area of 4, what is the length of a side in radical form?
Click here to see answer by CharlesG2(834)

Question 273291: What is the length of a side of a right triangle, and its hypotenuse, if the shortest leg is 29 inches
Click here to see answer by Edwin McCravy(20054)

Question 273397: the segments formed by the altitude to the hypotenuse of right triangle ABC measures 8 inches and 10 inches. Find the length of the shorter leg of triangle ABC
Click here to see answer by dabanfield(803)

Question 273526: Can a isosceles triangle have 2 congruent legs be individually shorter than the third leg, such as one 2 sides 2 and one side 3?
Click here to see answer by edjones(8007)

Question 273519: The hypotenuse of a right triangle is 25 inches. Find the length of the legs if their sum is 31 inches.
Click here to see answer by edjones(8007)

Question 273793: How many 30-60-90 triangles can be drawn in a square with 6cm. sides, if the hypotenuse of each triangle is 6cm?
Click here to see answer by solver91311(24713)

Question 274205: if the perimeter of a square is 20 centimeters what is the length of the diagonal?
Click here to see answer by fractalier(6550)

Question 274205: if the perimeter of a square is 20 centimeters what is the length of the diagonal?
Click here to see answer by bmckenzie40(10)

Question 274279: If one side of a 90 degree triangle is 32ft and the other is 18 ft how do you find the length of the 3rd side?
email address rms0617@aol.com
Click here to see answer by checkley77(12844)

Question 274548: The three angles of a triangle have measures of x, 2x, and y. where x > 55.
If x and y are integers, what is one possible value of y ?

Click here to see answer by CharlesG2(834)

Question 274691: Angles of a triangle. The second angle of a triangular
building lot is three times as large as the first. The
third angle is 10 degrees more than the sum of the other two
angles. Find the measure of the third angle.
Click here to see answer by rfer(16322)

Question 274644: The area of a right triangle is 500 square feet. A second right triangle has a base that is 4 times as long as the first triangle�s base and a height that is 10 times as long as the first triangle�s height.
What is the area of the second triangle?
Click here to see answer by edjones(8007)

Question 274847: I need to find the length of the missing side on a triangle. One side has a measurement of 24 and the other side has a measurement of 25. What is the length of the missing side?
Click here to see answer by Alan3354(69443)

Question 275183: The area of a triangle is 20 square feet. The height of the triangle is 2 feet more than twice its base. Find the base and height of the triangle.
Click here to see answer by dabanfield(803)

Question 275264: can a triangle possibly have the sides of 1,3, and 5
Click here to see answer by jim_thompson5910(35256)

Question 275310: The legs of a right triangle are represented by x and x+2, and the hypotenuse is 10. Find the area of the triangle.
Click here to see answer by dabanfield(803)

Question 275402: In a triangle ABC, angle B is 4 times angle A, angle C is 2 degrees less than 5 times angle A.Find the size of the angles
Click here to see answer by rfer(16322)

Question 275500: the perimeter of a right triangle is 90 feet. the ratio of the legs is 6:8. what is the length of the longest leg of the triangle
Click here to see answer by checkley77(12844)

Question 275715: the area of a triangle must be at 32.5 square inches, the base is 13 inches and the height is x inches. find the values for x. Use A=1/2 bh
Click here to see answer by stanbon(75887)

Question 275769: The measure of a triangle is 3x+1. Find its perimeter. Please help these are the exact words to the problem in my book and i cannot fathom how to solve this, thanks!
Click here to see answer by nyc_function(2741)

Question 275796: a right triangle has sides of 4 ft, 5 ft, and 1 yd. what is its perimeter in feet?
Click here to see answer by mananth(16946)

Question 275796: a right triangle has sides of 4 ft, 5 ft, and 1 yd. what is its perimeter in feet?
Click here to see answer by solver91311(24713)

Question 276038: If I have an isosceles triangle, and the hypotenuse is SQRT(6), what is the length of one leg?
Click here to see answer by richwmiller(17219)

Question 276010: How many distinct triangles with positive integer side lengths have perimeter equal to 50?
(1) 48 (2) 50 (3) 51 (4) 49 (5) None of the above
Click here to see answer by CharlesG2(834)

Question 276189: A 45-45-90 triangle has a leg of 4[SQRT(2)]. What is the hypotenuse?

Click here to see answer by richwmiller(17219)

Question 276266: what are the side lengths of a triangle that one angle measures 45 degreese and one side length is 6
Click here to see answer by solver91311(24713)

Question 276478: I am trying to figure the hypotenuse of a right triangle.
The vertical height of the ramp will be 10'. The horizontal base of the ramp is 15'. What is the length of the downward sloping side of the ramp?
Click here to see answer by checkley77(12844)

Question 276581: The area of a triangle is 77 inches and the base is 3 inches more then the hight what is the lenght of the Base?
Click here to see answer by EMStelley(208)

Question 276618: what is the perimeter of a triangle if one leg is 38.5cm, a second leg is y, and the third leg is y+22.5cm?

Click here to see answer by user_dude2008(1862)

Question 276622: Hello,
The question is... We are trying to measure the height of a building. We have a 1-meter long stick. When we set it on the ground, its shadow is 3 meters long. When we measure the shadow of the building, it is 57 meters long. How high is the building?
The options for the answers are...
I am thinking the answer is 40 m but, I am not sure. I would be grateful for any help available.
27 m
40 m
22 m
26 m
19 m
30 m
Click here to see answer by stanbon(75887)

Question 276635: You see the top of a television transmitter tower from your classroom. On the map, I see that it is 2 miles away. You know that the tower is 500 feet tall. You see that the very top leaves of a tree sometimes get in the way of the top of the tower. The tree is 50 yards from where you are in your classroom. How tall is the said tree?
7.1 ft
9.2 ft
5.1 ft
3.8 ft
2.6 ft
1.5 ft
I would be grateful for any assistance. I have tried to calculate the answer but, I seem to end up with 2.5 ft, which is not an option.
Click here to see answer by scott8148(6628)

Question 276753: I am helping my son with his homework
A=36 mi2,b=__________________,h=12mi

Click here to see answer by nyc_function(2741)

Question 276727: what is the length of the diagonal of a 3,4,5 triangle

Click here to see answer by nyc_function(2741)

Question 277136: I have a triangle PQR. Point G is located between P&Q and point J is located between P&R. Given the information below I need to find the values of x and y so that JG is parallel to RQ.
RQ=10
JG=8
PJ=8x-5
JR=x
PG=3y+2
QG=y
(I know that the answer's are 5/4 and 2 but I am not sure how??????)
Thanks for your help.

Click here to see answer by scott8148(6628)

Question 277223: the lenght of the legs of right triangle RST are 11 inch and 60 inch. what is the lenght, in inches of the hypotenose of triangle RST.
Click here to see answer by stanbon(75887)

Question 277242: The hypotenuse of a 45-45-90 triange is 12 centimeters long. Find the length of a leg.
Click here to see answer by dabanfield(803)

Question 277276: how do you find the perimeter to an triangle?
Click here to see answer by Alan3354(69443)

Question 277376: ANY POSSIBLE CALCULATIONS ;
Click here to see answer by Jeff Gordon(65)

Question 277604: what is the base of the triangle if the height is 95 and the answer is 1045
Click here to see answer by Alan3354(69443)

Question 277783: You have a triangle with sides of 1 and a side of SQRT(2), with an angle of 45� and an angle of 90�. Which of the following would be congruent to it?
a triangle with sides of 1 and 1
a triangle with a side of 1, then an angle of 90�, and a side of 1
a triangle with an angle of 90�, then a side of SQRT(2), then an angle of 45�
a triangle with a side of 1, then an angle of 90�, then a side of SQRT(2)
a triangle with the angles 45�, 45�, 90�
a triangle with a side of 1, then an angle of 45�, then a side of 1
I would be grateful for any help that is available.
Click here to see answer by richwmiller(17219)

Question 277782: You have a triangle with sides of 3, 4, and 5, and angles of 30� and 60�. Which of the following would be congruent to it?
a triangle with angles of 30�, 60�, and 90�
an angle of 90�
a triangle with a side measuring 3, next an angle of 60�, and next a side measuring 4
a triangle with sides of 6, 8, and 10
a triangle with sides of 3 and 4
a triangle with a side measuring 4, next an angle of 90�, and next a side measuring 3
I would be grateful for any assistance.
Click here to see answer by richwmiller(17219)

Question 276959: You have a 15' ladder leaning against a wall.
It just touches the edge of a 5'x5' shed in the corner.
How high up the wall does the ladder touch and
how far out from the wall does it rest on the ground?
|\
| \
| \
----
| | \
| | \
-------
I have tried using sin cos tan and a^2+b^2=c^2 but i can't seem to get it down to one variable that I can solve for or set them equal to.
Click here to see answer by stanbon(75887)

Question 277917: in an oblique triangle, find the side b if c =12, A = 50 degree 12', and B = 72 degree 58'
Click here to see answer by stanbon(75887)

Question 277897: I am having great difficulty with this problem.
I will try to explain the picture.
I have a right triangle ACB with (the 90 deg is at point C).
There is a line in the triangle EF parallel to AB.
There is also an altitude CD that starts at point C, passes through line EH, forming point H and hits line AB at point D.
I will try to post the image below:

Here is the question that baffles me.
If EF is parallel to AB, AD = 9, DB = 16, EC = 2(AE), find AE, AC, CF, CB, CD, and EF.
Thanks to anyone who can help.
Click here to see answer by edjones(8007)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690