Questions on Geometry: Triangles answered by real tutors!

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Question 938735: The sides of a triangle are in the ratio 5:12:13, and its perimeter is 150 m. Find the area of the triangle.
Click here to see answer by Fombitz(32388)

Question 938787: If an equilateral triangle has two sides that measure 7x - 4 units and 2x + 11 units, respectively, what is the perimeter?
Click here to see answer by ewatrrr(24785)

Question 938800: Given a triangle with side lengths of 20 cm and 7 cm, what is a possible length of the third side?
Click here to see answer by ewatrrr(24785)

Question 938826: A right triangle where one of the two acute angles measures 5 times the other.
Click here to see answer by ewatrrr(24785)

Question 939034: in a particular traingle , the second side measures 5 less than twicethe first side (x) , and the third side measures 3 more than the second side , In terms of x what is the perimeter ?
Click here to see answer by lwsshak3(11628)

Question 939039: Let f(s) = 3s where s represents the speed in miles per hour of a car and f(s) represents the total distance traveled. If the maximum speed of the car is 75 mph , what is the reasonable range for the function ?
Click here to see answer by srinivas.g(540)

Question 939067: In a right angle, one of the acute angles is twice the size of the other. What is the measure of the smallest angle?

Click here to see answer by ewatrrr(24785)

Question 939099: The sum of the lengths of the two legs of right triangle ABC is 100 percent greater than the sum of the lengths of the legs of right triangle DEF, whose leg lengths are integers that sum to 7. If the two triangles are similar, what is the length of the hypotenuse of triangle ABC?
Click here to see answer by ewatrrr(24785)

Question 939094: what is the missing side of the triangle if the sides are 9 and 7.5
Click here to see answer by Alan3354(69443)

Question 939227: The triangle is isosceles and the perimeter equals 54 cm. The height is 3*sqrt(21). Find the lengths of the sides and the area of the triangle. Express your answers in simplest radical form.
Click here to see answer by TimothyLamb(4379)

Question 939370: in triangle xyz, what is the relationship of the sum of angle y the smallest angle plus the medium angle z to the largest angle x?

Click here to see answer by srinivas.g(540)

Question 939454: A quilt pattern uses a right triangle with are 27cm^2. The base is twice as long as the height.
a.) Determine the base and the height of the triangle.
b.) Determine the perimeter of the triangle.
Click here to see answer by ewatrrr(24785)

Question 939486: Two triangles are similar. The sides of the first triangle are 2, 4, and 6 units. The largest side of the second triangle is 24 units. Find the perimeter of the second triangle.

Click here to see answer by algebrahouse.com(1659)

Question 939518: I have been sick for two weeks causing me to be out of school. Can someone help me with my homework?
Click here to see answer by stanbon(75887)

Question 939516: A 2 ft vertical post casts a 16 inch shadow at the same time a nearby cell phone tower casts a 120 ft shadow. How tall is the cell phone tower?
Click here to see answer by stanbon(75887)

Question 939751: If the perimeter of an isosceles triangle is 64 m, determine three sets of possible side lengths.
Click here to see answer by stanbon(75887)

Question 939786: This is more of a word problem but I am stuck on how to figure it out. Thanks in advance!
The shortest side of an isosceles triangle is 19 cm less than twice as long as the other sides. The perimeter of the triangle is 49 cm. Find the lengths of the three sides.
Click here to see answer by KMST(5328)

Question 939909: The sides of a triangle have lengths 2, 3 and 4. The perimeter of a similar triangle is 36. What is the length of the longest side of the larger triangle.
Don't give me the answer... Just tell me how I start it.
Click here to see answer by LJjohnson(1)

Question 939987: What is the exact perimeter of an equilateral triangle that has a height of 18 cm.
Click here to see answer by MathLover1(20849)

Question 940138: Hi. What is the length of the hypotenuse of a triangle whose two other sides measure 40 inches and 60 inches?
Click here to see answer by rfer(16322)

Question 940066: In a right angle triangle, hypotenuse is 4cm more than the smallest side and 2cm less than the third side.Find its perimeter
Click here to see answer by Fombitz(32388)

Question 940233: A triangle has side lengths of 18 meters, 14 meters, and 10 meters. What kind of triangle is it?

Click here to see answer by Alan3354(69443)

Question 940409: A triangle with sides of 6, 10, and 12 is similar to a triangle whose longest side is 36. What is the perimeter of the larger triangle?
Click here to see answer by Fombitz(32388)

Question 940580: If the perimeter of a triangle with two sides 20 feet and 12 feet is 45 feet find the length of the third side
Click here to see answer by Alan3354(69443)

Question 940670: Two sides of a triangle have lengths 7 and 14. Which expression describes the length of the third side? I know the answer is greater than 7 and less than 21, but I cannot figure out how to get that answer. Please help as soon as possible.
Click here to see answer by richard1234(7193)

Question 940583: The lengths of the two legs of an isosceles triangle are represented by the expressions (2x � 5) and (x + 7). The perimeter of the triangle is 50 cm. Find the length of the base of the triangle.
Click here to see answer by Fombitz(32388)

Question 940723: The sides of a triangle habe lengths of x, x+5, and 25. If the longest side is 25, which of the following of x would make the triangle right?
Click here to see answer by Fombitz(32388)

Question 940766: In triangle ABC, angle A=120 and angle B is twice angle C. Find angle B and angle C.
Click here to see answer by macston(5194)

Question 940544: A triangle has one side that measures 3 ft, one side that measures 8 ft, and one side that measures 9 ft.
What kind of triangle is it?
Click here to see answer by KMST(5328)

Question 940733: A triangle has a perimeter of 96 m and an area of 138 sq m. What is the radius of the circle that
is inscribed in this triangle?
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Question 940908: The measures of three sides of a triangle are 6 centimeters,8 centimeters and 10 centimeters.determine whether the triangle is a right triangle.
Click here to see answer by Alan3354(69443)

Question 940969: the hypotenuse of a right triangle is 65 cm. one side is 10 cm shorter than twice the other side. find the lengths of the two sides
Click here to see answer by nerdybill(7384)

Question 940981: The area of a triangle is 150mm. The base is 2x+1 and the height is x . Find the value of x.
Click here to see answer by josgarithmetic(39613)

Question 940965: Suppose a right triangle has one leg of length 5 cm. The hypotenuse is 1 cm longer than the other leg. Find the missing two sides of the right triangle.

Click here to see answer by Fombitz(32388)

Question 940990: find the following triangles wirh the given of b=30cm,M=50 degrees and S=25.Using cosine law.
Click here to see answer by Fombitz(32388)

Question 941015: 1)the ase of an isosceles triangle is 80cmand its area is 360sqm find its perimeter
2)in an isosceles triangle one of the congruent side is of length 10cmfind the of an on the hypotenuse
thank you tutor
Click here to see answer by Fombitz(32388)

Question 940998: find the value of x as it relates to each rectangle or triangle. area = 20in, base=x, height=x+3

Click here to see answer by Fombitz(32388)

Question 941143: Find the numerical measures of the angles of the triangle whose angle measures are given:
x, x + 10�, x + 20�
Click here to see answer by laoman(51)

Question 941297: the sides of a triangle measure 6, 3, and 4. If the smallest side of a similar triangle measures 5, what is the largest side?

Click here to see answer by TimothyLamb(4379)

Question 941423: A right triangle has an area of 60 cm2. The base of the triangle is 15 cm long. What is the length of the hypotenuse of the right triangle?
Click here to see answer by srinivas.g(540)

Question 941486: .35 m from the base of the building the angle of elevation of the top of the building is 65 degrees how tall is the building to the nearest meter
Click here to see answer by srinivas.g(540)

Question 942186: parallel lines and proportional parts of triangles
There is a triangle with a line that divides the triangle and is parallel to the bottom of the triangle. The left side of the triangle has measurements of 6 and 8, or 14 in all. The right side of the triangle is divided into 15 and x. What is the value of x? please help me, thank you.
Click here to see answer by Fombitz(32388)

Question 942276: An equilateral triangle has side lengths 7x+4 and 5x+10. Could 8x-1 be the final side of the triangle ?
Click here to see answer by MathLover1(20849)

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