Questions on Geometry: Triangles answered by real tutors!

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Question 692985: One side of this triangle is 8 cm long. what is the perimeter of this triangle?
Click here to see answer by checkley79(3341)

Question 693034: A triangle has side lengths of 12, 35, and n. Select a valid length for n.
Click here to see answer by jim_thompson5910(35256)

Question 693275: one side of an equilateral triangle is 14.5 centimeter.what is it perimeter?

Click here to see answer by rimjhim.tomar(21)

Question 693320: how do you solve this problem: 2w+4 find the value of w.
Click here to see answer by josmiceli(19441)

Question 693320: how do you solve this problem: 2w+4 find the value of w.
Click here to see answer by Alan3354(69443)

Question 693395: a triangle has sides measuring 1,2 and 3. what is the largest angle in the triangle?
Click here to see answer by pmatei(79)

Question 693577: The first angle of a triangle is 15 degrees less than twice the third angle. The second angle is 25 degrees more than the third angle. what are the angles of the triangle?
Click here to see answer by rfer(16322)

Question 693614: How would i find the sine if the angle is given, ie: if the angle is 12.6 degrees, how do i find sine?
Click here to see answer by Alan3354(69443)

Question 693757: triangle ABC is isosceles with base AC. AB=3x+18, BC=5x+4, AC=2x+15, what is x?
Click here to see answer by RedemptiveMath(80)

Question 694162: In a triangle, angle A is 60 percent of angle C, and angle B is 150 percent of angle A.
How many degrees does the smallest angle of the triangle measure?
Click here to see answer by stanbon(75887)

Question 694569: The sides of a triangle have lengths 5,7,and 8. What is the length of the longest side of a similar triangle whose perimeter is 80?
Click here to see answer by stanbon(75887)

Question 694901: Given the triangle A=(-6,1) B=-2,-7) C= (-10,-3) find the orthocenter. How do I do this? I feel like I'm getting the wrong answer whenever I do it.
Click here to see answer by mouk(232)

Question 695211: I need help finding the third side of an isosceles right triangle. I gave been given the lengths radical 18, and 3. I have tried multiplying both radical 18 and 3 by radical 3 (to find the longer leg), but I been so far unsuccessful in doing so. I also have tried multiplying both numbers by 2 to find the hypotenuse. Please tell me what I should do to solve this problem. Thank you.
Click here to see answer by stanbon(75887)

Question 695530: The sides of an obtuse triangle are x, 24, 26, where x is the shortest side. Find the range of possible values for x and express it as an inequality
Click here to see answer by Alan3354(69443)

Question 695581: the isosceles triangle has one side 24cm and the other 10 cm which one is the base
Click here to see answer by KMST(5328)

Question 695595: How do you find the measures of the angles of a triangle when the angles are in the ratio of 6:8:10?
Click here to see answer by RedemptiveMath(80)

Question 695595: How do you find the measures of the angles of a triangle when the angles are in the ratio of 6:8:10?
Click here to see answer by MathTherapy(10549)

Question 695634: The distance betweenn Atlanta and Cleveland is about 554 miles. The distance between Cleveland and New York City is about 399 miles. Use the Triangle Inequality Theorem to find the possible values of the distance between New York and Atlanta.
Click here to see answer by stanbon(75887)

Question 695948: The angle bisectors of a right triangle ________ intersect inside the triangle.
Click here to see answer by jim_thompson5910(35256)

Question 696176: Find the side of a square whose diagonal is of the given measure.
Given = 12 sqrt 10 ft.
Click here to see answer by stanbon(75887)

Question 696179: Find the hypotenuse of each isosceles right triangle when the legs are of the given measure.
Given = 3 sqrt 2
Click here to see answer by Alan3354(69443)

Question 696179: Find the hypotenuse of each isosceles right triangle when the legs are of the given measure.
Given = 3 sqrt 2
Click here to see answer by RedemptiveMath(80)

Question 696157: To find the height of a pole, a surveyor moves 80 feet away, from the base of the pole and then measures the angle of elevation from the ground to the top of the pole to be 63�. What is the height of the pole? Round answer to the nearest foot.
Click here to see answer by Alan3354(69443)

Question 696151: the lengths of the sides of a triangle are 13 cm, 14 cm and 15 cm. Find the length of the altitude corresponding to longest side.
Click here to see answer by KMST(5328)

Question 696198:
A triangular region has a perimeter of 91 meters. The first side is two-thirds of the second side. The third side is 13 meters shorter than the second side. What are the lengths of the three sides of the triangular region?
Click here to see answer by checkley79(3341)

Question 696289: Is it always, sometimes, or never that the perimeter of an obtuse is longer than the longest side?
Click here to see answer by Alan3354(69443)

Question 696909: If AB=AC and m
Click here to see answer by MathLover1(20849)

Question 697125: if right angle triangle the sides of right angles are 3 and 4 find its hypoteneous?
Click here to see answer by Alan3354(69443)

Question 697124: in right angle triangle the sides of right angles are 3 and 4 find its hypoteneous?
Click here to see answer by stanbon(75887)

Question 697213: if angle c is 100 degrees, and side a is 18 and side c is 15, then how many solutions are there?
Click here to see answer by randyjoseph7(13)

Question 695615: Given: AD and FC bisect each other at G.........Prove: triangle AGB is congruent to triangle DGE
Click here to see answer by randyjoseph7(13)

Question 697236:
Area of triangle is 40 cms and the length is more than 2 units of its base. What is the length of the triangle?
Click here to see answer by checkley79(3341)

Question 697301: If measure of A=64 degrees and measure of angle AbE=32 degrees, find measure of angle E
Click here to see answer by Alan3354(69443)

Question 697382: The sides of a triangle are 7 cm, 4
3
cm and 13 cm, then find the smallest angle.
Click here to see answer by Alan3354(69443)

Question 697400: The sides of a triangle are 7 cm,
4cm and 13 cm, then find the smallest angle.
Click here to see answer by Alan3354(69443)

Question 697430: A triangle has sides of length 7, 10 and 11. What is the perimeter of the triangle formed by joining the midpoints of these sides?
Click here to see answer by jim_thompson5910(35256)

Question 697592: in right triangle ABC, angle C=90, angle A=55, and CA=10. what is the length of AB to the nearest integer.

Click here to see answer by jsmallt9(3758)

Question 697689: The side of a beach shelter is made up of four right triangle where the hypotenuse of one triangle is the longer leg of the next triangle. If the hypotenuse of the largest triangle is meters what is the length of the longest leg of the smallest triangle?
Click here to see answer by Alan3354(69443)

Question 698210: What are the properties of the circumcenter of a triangle?
Click here to see answer by MathLover1(20849)

Question 698211: The second angle in a triangle is twice as large as the first. The third angle is three-fourths as large as the first. Find the angle measures and draw a possible picture
Click here to see answer by MathLover1(20849)

Question 698385: determin the slope of a 40 foot ladder that hits the wall at a hight of 24 feet
Click here to see answer by Alan3354(69443)

Question 698429: Janice has 5 sticks of lengths 2,4,6,8, and 10 inches. using three sticks at a time as the sides of triangles, how many triangles can she make? explain?
Click here to see answer by Alan3354(69443)

Question 698433: The ENTRANCE TO MATT'S TENT MAKES AN ISOSCELES TRIANGLE. IF PLACED ON A COORDINATE GRID WITH THE BASE ON THE X-AXIS AND THE LEFT CORNER AT THE ORIGIN, THE RIGHT CORNER WOULD BE AT (6,0) AND THE VERTEX ANGLE WOULD BE AT (3,4)PROVE THAT IT IS AN ISOSCELES TRIANGLE.ALSO PLEASE EXPLAIN HOW YOU GOT IT STEP BY STEP.
Click here to see answer by mananth(16946)

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