Questions on Geometry: Triangles answered by real tutors!

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Question 321396: If the hypotenuse of a right triangle is 30 cm long and one leg is twice as long as the other, how long are the legs of the triangle?
Click here to see answer by checkley77(12844)

Question 321627: The question states which of the 2 triangles has the larger area? One triangle has a base of 8 and 2 angles of 5 each. The second triangle has a base of 6 and the other 2 sides are both 5. According to the book, these are supposed to be equal. I don't understand what I did wrong but I got that the first one is larger. How do I do this? Thanks.
Click here to see answer by Theo(13342)

Question 321682: The sides of a triangle measure x + 5, 2x − 1, and 4. For how many values of x will the triangle be isosceles?
Click here to see answer by Fombitz(32388)

Question 322002: the measure of one angle of a triangle is 115 celcius. the other two angles are congruent. what is the measure of each angle?
Click here to see answer by nyc_function(2741)

Question 322117: The altitude to the base of an isosceles triangle ___ longer than the base.

Click here to see answer by Edwin McCravy(20054)

Question 322186: A student who is 4 feet tall estimates the height of a lamppost. The student stands 30 feet from the bast of the lamppost and measures her shadow from the light as 6 feet long. Approximately how high is the lamppost?
Click here to see answer by galactus(183)

Question 322305: Find the hypotenuse of each isosceles right triangle when the legs are of the given measure. Given=8

Click here to see answer by mananth(16946)

Question 322362: an isosceles right triangle with an hypotenuse of length 8 inches, find the area
Click here to see answer by Fombitz(32388)

Question 322584: in a triangle ABC, angle A = 110 degree and angle AB=AC.then angle ABC= .how to get this answer?
Click here to see answer by toidayma(44)

Question 322775: The hypotenuse of a triangle is 15 meters. If one leg is 3 meters longer than the other, what are the lengths of the legs?
Click here to see answer by solver91311(24713)

Question 323012: What is the lengh of the hypotenuse of a right triangle with legs of length 80 feet and 150 feet?
Click here to see answer by QH(50)

Question 323012: What is the lengh of the hypotenuse of a right triangle with legs of length 80 feet and 150 feet?
Click here to see answer by jessica43(140)

Question 322909: how do i calculate the height of a triangle if i have too angles and the length of the base ?
Click here to see answer by ankor@dixie-net.com(22740)

Question 322095: The greatest angle of a triangle ABC whose sides are a=5, b=5√3 and c=5 ,is ?
Click here to see answer by Alan3354(69443)

Question 323224: Find the distance between A and B, where A and B have the following coordinates:
A(�3, 5); B(5, �8). Show your work by using the notation sqrt( ) for square root.
Click here to see answer by jim_thompson5910(35256)

Question 323562: One side of a triangle is twice as long as the smallest side. The longest side is 3 meters longer than the middle side. Find the measurement of the three sides if the perimeter is 48 ft.
Click here to see answer by mananth(16946)

Question 323613: how to find the area of a triangle where the base is 12 centimerters amd the height the is 9 centimeters. (the answer will be in square centimeters.)

Click here to see answer by Fombitz(32388)

Question 323639: The area of a triangle with height 5 inches is equal to the area of a certain rectangle of length 10 inches and width 7 inches. What is the base of the triangle?
Click here to see answer by mananth(16946)

Question 323713: C.is the right angle in triangle ABC.D is the midpoint of side AC.E is the midpoint of side BC.
The lenght of line segment BD is 26
The lenght of line segment AE is 7
How long is the side AB?
thankyou
Click here to see answer by Fombitz(32388)

Question 323525: Can a triangle have sides with lengths of 4 inches, 2 inches, and 1 inch for the last side?
Click here to see answer by Alan3354(69443)

Question 323922: The perimeter of a right triangle is 12 ft, and one of its legs measures 3 ft. Find the length of the other leg and the hypotenuse.
Click here to see answer by mananth(16946)

Question 323959: What is the hypotenuse of a right angled triangle with the
shortest sides being 2 and 8 to 2 d.p.?
Click here to see answer by Alan3354(69443)

Question 323991: if you have a triangle with a base of 30ft and a hieght of 20ft what is the hypotenuse?
Click here to see answer by mananth(16946)

Question 324068: An isosceles right triangle has area of 98cm squared. Find the length of eacg leg.
Click here to see answer by stanbon(75887)

Question 324111: a cashier has a total of 122 bills, made of fives and tens. the total of the money is $940. how many ten-dollar bills does the cashier have?
Click here to see answer by msgmhenderson(11)

Question 324048: the base of a triangle is four more than twice its height. if the area of the triangle is 42 square centimeters, find its base and height
Click here to see answer by Fombitz(32388)

Question 324307: In a the equilateral triangle base is 12 sides are 5x-y and x + y what is the value of x?
(A) 4 (B) 5 (C) 6 (D) 7 (E) 8

Click here to see answer by vleith(2983)

Question 324417: The measure of two angles in a triangle are 78 degrees and 34 degrees, What is the measure of the third angle?
Click here to see answer by solver91311(24713)

Question 324402: explain how you can use the length of the shorter leg of a 30 60 90 triangle to find the length of the other two sides.
Click here to see answer by solver91311(24713)

Question 324405: explain how you can use the length of either leg of a 45 45 90 triangle to find the lengths of the longest side.
Click here to see answer by Fombitz(32388)

Question 324593: In right triangle ABC, b=7 and c=14. Find the missing side, a.
Click here to see answer by swazzie.(1)

Question 324692: 1. A right triangle has legs that measure 6 meters and 8 meters. Find the length of the hypotenuse.
2. The length of a rectangle is 3 meters longer than the width, and the diagonal measures 15 meters. What are the length and width?
Click here to see answer by JBarnum(2146)

Question 324733: an isocoles triangle that has two sides measuring 10 and one side measuring 12 what would be the angles with two of them being equal?
Click here to see answer by Alan3354(69443)

Question 325050: Which of the lists of three lengths cannot form a triangle?
a. 2, 2, 5
b. 2, 5, 5
c. 2, 2, 2
d. 5, 5, 5

Click here to see answer by Fombitz(32388)

Question 325185: The Perimeter of a Triangle is 42 inches the second side is 1 inch more than twice the first side and the third side is 1 inch less than 3 times the first side. Find the lengths of the 3 sides of the triangle.
I need an inequality set up.
P=42
would my inequality be: x>1(2x + side 1) x>1(3x side 1)??

Click here to see answer by checkley77(12844)

Question 325732: In a right triangle, if one acute angle has measure 6x-10 and the other has measure 2x-4, find the larger of these two angles.
Click here to see answer by solver91311(24713)

Question 326259: How many Square feet are in a triangle that measures 42 Feet on all three sides?
Click here to see answer by rfer(16322)

Question 326259: How many Square feet are in a triangle that measures 42 Feet on all three sides?
Click here to see answer by mananth(16946)

Question 326708: I have a triangle that is 8x8x6 How do I find the Height?
Click here to see answer by J2R2R(94)

Question 326771: How do I find the length of the sides of an acute scalene triangle when I only have the length of one side and all the angles?
Click here to see answer by stanbon(75887)

Question 326625: triangle ABC is an isosceles triangle with vertex angle B, AB= 5x -28, AC = x+ 5, and BC = 2x + 11 . find the length of the base
Click here to see answer by Fombitz(32388)

Question 326795: Find the area of an equilateral triangle that has a perimeter of 21 inches. Round the answer to one decimal place. Thank you.
Click here to see answer by jessica43(140)

Question 326843: If the longer leg of a right triangle is 1 cm longer than the shorter leg and the hypotenuse is 5 cm then what are the lengths of the legs?
Click here to see answer by Fombitz(32388)

Question 327160: An isosceles triangle has perimeter 13 cm. Find all integral possibilities for the lengths of its sides
Click here to see answer by Fombitz(32388)

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