Questions on Geometry: Triangles answered by real tutors!

Tutors Answer Your Questions about Triangles (FREE)

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(30993)

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(12270)

Question 324068: An isosceles right triangle has area of 98cm squared. Find the length of eacg leg.
Click here to see answer by stanbon(57347)

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(13828)

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(2825)

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(16885)

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(16885)

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(13828)

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(2044)

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(30993)

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(13828)

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(12569)

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(16885)

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(12660)

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(12270)

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(57347)

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(13828)

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(13828)

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(13828)

Question 327155: The base of a triangle is one-third as long as its height. If the area of the triangle is 24 square meters, how long is its base?

Click here to see answer by Fombitz(13828)

Question 327934: prove that sin(B+2C)+sin(C+2A)+sin(A+2B)=4sin(B-C/2)+sin(C-A/2)+cos(A-B/2).
Click here to see answer by Fombitz(13828)

Question 328006: if the measures of angles of an triangle in the ratio of 1:2:3, and if the perimeter of the triangle is 30 + 10 sqrt(3), what is the length of the smallest side ?
Click here to see answer by rapaljer(4667)

Question 328071: Hello I am having a bit of trouble solving this problem and I could use your expertise.Please explain how you got your answer so I can gain a better understanding how to solve these types of problems. Thank you.
Determine whether the triple of numbers can be the sides of a right triangle.
√2 √3 √10
A) Yes
B) No

Click here to see answer by rapaljer(4667)

Question 328144: find the length of the hypotenuse of each right triangle if a and b represent the two legs
a=10, b=24
a=7, b=13
a=6, b=11
Click here to see answer by Edwin McCravy(8909)

Question 328067: Find the measure of the indicated exterior angle.

angle x= (6n - 20)°, angle y = (4n + 47)°, angle z = (170 - n)°
The answers to chose from are:
A) 55°
B) 157°
C) 167°
D) 145°

Click here to see answer by nyc_function(2733)

Question 327986: what would be the area of triangle with a base of 20 meters long and the perpendicular distance from the end of base to the opposite side is 27 meters long.
Click here to see answer by ankor@dixie-net.com(15652)

Question 328346: Which of the following must be true about an obtuse triangle?
a. All its interior angles are obtuse.
b. It has two acute angles.
c. It has exactly one acute angle.
d. It cannot be isosceles.
e. It cannot be scalene.

Click here to see answer by Edwin McCravy(8909)

Question 328360: If 4 cm and 7 cm are the lengths of two sides of a triangle, then what is the length of the third side?
Click here to see answer by Alan3354(30993)

Question 328543: In triangle RST, RS= 2x+10, ST = 3x-2 and RT = (1/2)x +28. if triangle is equiangular, what is the value of x ?
A 2 B 5 1/3 C 6 D 12 E 34
Click here to see answer by nyc_function(2733)

Question 329064: the population of town is 266316 people. the ration between male and female of the town is 4:5. find the number of male and female.
Click here to see answer by JBarnum(2044)

Question 329065: A father divides among his four sons a sum of Rs. 2, 23,412.00 by giving his first son 40%, Second son 30%, the third son 20% and the fourth son 10%. how much money each of them got.
Click here to see answer by mananth(12270)

Question 329082: WHAT ARE THE MEASURES OF THE THREE TRIANGLE MNP?
Click here to see answer by Fombitz(13828)

Question 329052: Copy and supply a proof.
Given: The figure with PQ = RS.
Prove: PR = QS.
Click here to see answer by vksarvepalli(154)

Question 329201: The three angles of a triangle have measures 12x°, 3x°, and 7y°, where 7y > 60. If x and y are integers, what is the value of x?
Click here to see answer by solver91311(16885)

Question 329061: what would be the area of triangle with a base of 20 meters long and prependicular distance from the end of base to the opposite side is 27 meters long.
Click here to see answer by nyc_function(2733)

Question 329380: In trangle ABC, the measure of angle B is 15 degree more than three times the measure of angle A. The measure of angle C is 45 degree more than the measure of angle A. Find the mesaure of each angle. ?
Click here to see answer by mananth(12270)

Question 329520: degree is 37 and the adjacent side is 9 cm

Click here to see answer by nyc_function(2733)

Question 329728: 1) the lengths of the three sides of a rigt angled triangle are x-2, 2x, and x+6. x+6 is the longest side of the triangle. what is the length of the shortest side of the triangle?
2) th diference betwen two positive number is 3. the difference between their reciprocals is 1/90. what are the two numbers? (Note: the reciprocal of x is 1/x)
Click here to see answer by Alan3354(30993)

Question 329950: does the measurements 7 inches, 8 inches, and 13 inches for a triange?
Click here to see answer by checkley77(12569)

Question 330002: The base of a traingle is 1/3 as long as its height. If the area is 24 square meters, how long is its base?
Click here to see answer by mathslover(135)

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