# if a triangle has a top length of 13 cm and a lower length of 12 cm what would the height of the triangle be?

38,242 results
1. ## Math

9. Which value could be the length of the missing side of the triangle? There's an isosceles triangle and one length on one side is 5 and the other is 12, and an x at the top. What is the length of x? A. 5 B. 7 C.17 D.12 Help i don't understand how to find

2. ## Math

1. Find the length of the missing side of the right triangle (A triangle is shown to have a base of 15 cm and a height of 8 cm. The slope of it is unmarked A. 289 cm B. 17 cm *** C. 23 cm D. 4.79 cm 2. Find the length of the missing side of the right

3. ## math

An art class is making a mural for their school which has a triangle drawn in the middle. The length of the bottom of the triangle is x. Another side is 10 more than four times the length of the bottom of the triangle. The last side is 3 more than the

The triangles below are similar figures. Use a proportion to find the length of X.The longer triangle has 16 on the left side,6 on the bottom inside it says 120 degrees and at the top it says 25 degrees.The smaller triangle says x on the right, 5 on the

5. ## Math

The two triangle-shaped gardens are congruent. Find all of the missing side lengths and angle measures. Show any necessary work. (Triangle) • On the left, a triangle is shown with a lower horizontal side labeled 7.9 yards, a vertical right side labeled

6. ## geometry

Find the value of x. Round the length to the nearest tenth. Diagram is not drawn to scale. A right triangle is drawn with right angle between a right vertical leg and lower horizontal leg. A dashed line is drawn horizontally from the top right vertex. The

7. ## math

The lower leg of a right triangle is 8 cm in length. Calculate the other two knowing that the sides of the triangle form an arithmetic sequence. please give me step by step answers thanks

Would a triangle with a vertical length of 6 and a horizontal length of 10 have the same slope as the blue and red triangles shown in the graph? A.) Yes, the slopes would be the same B.) No, the slope of the new triangle would be 2:4 C.) No, the slope of

9. ## Math-Triangles

How do I find a missing length to a triangle? The lenths I have are 18 for one side 27 for the other and (x) for the bottom length. Then for the other triangle given the lengths are 14 for one length, 21 for the other length and 28 for the bottome length.

10. ## Math

The lengths of two sides of a triangle are 3 cm and 7cm. what can you conclude about the maximum length of the third side of the triangle? A. The maximum length of the third side must equal 10 cm B. The maximum length of the third side must be greater than

11. ## algebra

A triangle has a perimeter of 161 miles. The length of each of the two shorter sides of the triangle is two thirds the length of the longest side. Find the length of each side of the triangle.

12. ## algebra 1

Evan is making a table that will be created in the shape of the figure below. The table top is a triangle attached to a rectangle. To purchase the right amount of paint, he needs to know the area of the table top. He can only spend \$10 on paint, which is

13. ## math

5. Find the length of the hypotenuse of a right triangle with legs of 20 cm and 21 cm. 41 cm 841 cm 6 cm 29 cm 6. The length of the hypotenuse of a right triangle is 15 cm. The length of one leg is 9 cm. Find the length of the other leg. 6 cm 12 cm 17 cm

14. ## Algebra

The length of the sides of a triangle are three consecutive even integers. The perimeter of the triangle is 36 in. What is the length of the longest side of the triangle?

15. ## math

an equilateral triangle has an altitude length of 36 feet. determine the length of a side of the triangle

16. ## algebra

1) What is the length of the unknown leg to the nearest tenth? (a triangle, sides: a, 10, 16. 10 is on the bottom, 16 is on the right, a is on the left. There's a right angle square on the corner to the left of the 10) A. 2.4 B. 5.1 C. 12.5 D. 18.9** 2)

17. ## FAST Angle Help! (Math)

Which value could be the length of the missing side of the triangle? (the side of the triangle has 5, the bottom has a 12 and the top has a X) PLZ I NEED HELP FAST!!!!!!!!!!!!

18. ## Algebra

the longer legs of a right triangle is 20 cm more than twice the length of the shorter leg. The length of the hypotenuse is 22 cm more than twice the length of the shorter leg. Find the side lengths of the triangle

19. ## Engineering

Triangle ABD in the diagram has a right angle A and sides AD = 4.9cm and AB = 7.0cm. side AB is extended to C so that ABC is a straight line. a) use pythagoras theorem in triangle ABD to find the length of BD. b)use trigonometry in triangle ABD to find

20. ## Math

Length of equal sides of an isosceles triangle is 4cm less than twice the length of third side.find length of equal sides if perimeter of the triangle is 57 cm

21. ## Math

The length of the hypotenuse of a right triangle is 15 cm. The length of one leg is 9 cm. Find the length of the other leg. A. 6cm B. 12cm C. 17cm ***My answer*** D. 144cm

22. ## Math

The length of the hypotenuse of a right triangle is 26 cm. The length of one leg is 24 cm. Find the length of the other leg. 2cm 10cm 35cm** 50cm

23. ## math

A carpenter is constructing a triangular roof for a storage shed as shown in the figure. Part A isosceles triangle = 15 degrees and 15 degrees length of bas is 45 How high will the peaks of the rise above in the top of the shed? b/2 = 22.5 tan(15) = h/22.5

24. ## Algebra

The length of one of the equal legs of an isosceles triangle is 3inches less than twice the length of the base. If the perimeter is 29 inches , what is the length of each of the sides?

25. ## Geometry

find the value of x 16 2x-6 16 is a length of the triangle and 2x-6 is a length inside the triangle that I need to fin. If anyone knows what the shape look like please help me? I forgot how to do this! Thank you!!

26. ## Math

A right triangle hypotenuse has length of 5. If one keg has length of 2, what is the length of the other leg?

27. ## math

An art class is making a mural for their school which has a triangle drawn in the middle. The length of the bottom of the triangle is ( y + 4)Another side is 3 less than 2 times the length of the bottom of the triangle. The last side is 2 more than the

28. ## Trig

The length of the base of an isosceles triangle is one fourth the length of one of its legs. If the perimeter of the triangle is 16 inches, what is the length of the base?

29. ## math

The length of the hypotenuse of a right triangle is 40 cm. The legs of the triangle are the same length. How long is each leg of the triangle?

30. ## geometry

The perimeter of right triangle RST is equal to the perimeter of isosceles triangle XYZ. The lengths of the legs of the right triangle are 6 and 8. If the length of each side of the isosceles triangle is an integer. what is the greatest possible length for

31. ## physics

The 4.00-kg block in the figure is attached to a vertical rod by means of two strings. When the system rotates about the axis of the rod, the strings are extended towards the rod and each have a length of 1.25. The length from the upper string and lower

32. ## PreCalc

An isosceles triangle is a triangle with two sides that are the same length. Find the measure of the two equal angles to the nearest degree in a triangle that has sides of length 5ft., 5ft., and 6ft.

33. ## Math

the right triangle ABC, the altitude from vertex C divides the hypotenuse into two segments, one of length 2 and the other of length 16. Find the perimeter of triangle ABC.

34. ## Math

Enter your answer and show all the steps that you use to solve this problem in the space provided. An image of a rocket is shown. The rocket is made up of a triangle, a rectangle, and a trapezoid. The triangle at the top of the rocket has a base of length

35. ## math

Triangle ADE is proportional to Triangle ABC. The Length of DE is 20 Ft: the Length of AB is 6 ft. and the Length of BC is 8 Ft. What is the length of AD?

36. ## math

Triangle ADE is proportional to Triangle ABC. The Length of DE is 20 Ft: the Length of AB is 6 ft. and the Length of BC is 8 Ft. What is the length of AD?

37. ## Math

consider a triangle with vertices (a,b), (c,d), (e,f), with the area of the triangle b/2 a = area of an equilateral triangle with side length b c = length of diagonal of a cube with side length b a/c = the positive asymptote of the conic equation

38. ## Pythagoras therem

the two legs of a right angled triangle are equal in length and the square of the length of its hypotenuse is 72cm find the length of each leg.

Would a triangle with a vertical length of 6 and a horizontal length of 10 have the same slope as the blue and red triangles shown in the graph? ANSWER CHOICES A. Yes, the slopes would be the same B. No, the slope of the new triangle would be 2:4 C. No,

40. ## Algebra

Identify the triangle PQR as isosceles ( two sides equal length) equilateral (three sides of equal length) a right triangle, or a scalene triangle (three sides of different length)

41. ## math

The length of the sides of a triangle are 6,14,and 10.If the shortest side of a similar triangle has length,then its perimeter is?

42. ## Algebra

the length of the longer leg of a right triangle is 13 ft more than 3 times the length of the shorter leg. the length of the hypotenuse is 14 ft more than 3 times the length of the shorter leg. Find the side lengths of the triangle

43. ## math

I have 14 questions and I was wondering if someone could check my answers. This is a do or die situation. If I don't get an A, I may not get to graduate. I really appreciate you taking your time to double check theses for me. Thanks if you do. I know its a

44. ## Algebra 1

1) Find the possible values of a, if the distance between the points is 5, and the coordinates are (1, 1) and (4, a). I don't know how to solve this one. 2) in a right triangle the length of the hypotenuse is 14 and the length b of one of the legs is 8.

45. ## MATH help me pls :D

Find the length of the missing leg of a right triangle given a leg of length 15 and a hypotenuse of length 17. Leave your answer in simplest radical form.

46. ## Calculus

a solid has as its base the region bounded by the curves y = -2x^2 +2 and y = -x^2 +1. Find the volume of the solid if every cross section of a plane perpendicular to the x-axis is a trapezoid with lower base in the xy-plane, upper base equal to 1/2 the

47. ## Geometry

A right triangle has an angle that measures 55 degress. The leg adjacent to this angle has a length of 43 cm. What is the length of the triangle? Round to the nearest tenth

48. ## triangle measurements

if a triangle has a top length of 13 cm and a lower length of 12 cm what would the height of the triangle be?

49. ## Math

1) What is tan(a) for the triangle shown? BC has a length of 8. BA has a length of 17. AC has a length of 15. The right angle is on the BC sides lower left hand corner. A) 8/15 B) 15/8 C)17/8 D) 8/17 Whenever I try this I get weird answers. I am extremely

50. ## Math

Please help me with this home work Triangle ABC ~ Triangle ADE AD=5; DB=3.5; BC=5.1; AE=6; EC=x What is the length of AB? What is the length of DE? Write an expression that represents AC? What is the length of EC? What is the length of AC? Thank you

So there's a right angled triangle and it has another small triangle on the top and the right side is 10cm long (including the side of the small triangle). 10-x is bc. I know the base is 3+2xcm. [bc] is the same as [be]. [cd] is 3 cm more than twice the

52. ## Math

Triangle ABC ~ Triangle ADE AD=5; DB=3.5; BC=5.1; AE=6; EC=x What is the length of AB? What is the length of DE? Write an expression that represents AC? What is the length of EC? What is the length of AC?

53. ## geometry

a rectangle and an equilateral triangle have the same perimeter the length of the rectangle is 4 times its width the length of each side of the triangle is 55 centimeters what is the length,in centimeter of the triangle

54. ## math problem

In DABC, what could the 7 shown in the ratio sin A = 7/9 represent? A) the length of the adjacent side of angle B B) the length of the opposite side of angle A C) the length of the hypotenuse of a right triangle D) the length of the adjacent side of angle

55. ## math

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. An image of a rocket is shown. The rocket is made up of a triangle, a rectangle, and a trapezoid. The triangle at the top of the rocket has a base of

56. ## math/geometry

complete the statements: To find the length of the hypotenuse of a 45-45-90 triangle, multiply the length of one of the legs by:? Could the answer be .5??? to find the length of the shorter leg of a 30-60-90 triangle, multiply the length of the longer leg

57. ## math

In an isosceles triangle, the length of one of the equal side is four less than triple the length of the base. Find length of the base of the triangle if the perimeter of triangle is 55 cm.

58. ## Math

The ratio of a triangle's sides is 4:3:6. If the length of the hypotenuse is 1/4, what is the value of the length of the short leg of the triangle subtracted from the length of the long leg of the triangle? Help please?

59. ## algebra

an isosceles triangle is one in which two sides are the same length. The perimeter of an isosceles triangle is 36cm if the length of the congruent sides is 4 times the length of the third side, find the dimentions of the triangle

60. ## Math

1. the points given are two of the 3 vertices of a right triangle. Which could be the third vertex of the triangle given 2 points are (-4,-5) & (3,2) ? 2.) A circle with center O and radius r is intersected at 2 distinct points by line l. Which is true? a.

61. ## Math

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. An image of a rocket is shown. The triangle at the top of the rocket has a base of length 3 inches and a height of 4 inches. The rectangle in the

62. ## MATH!

The length of a triangle is twice the width. The area is 32 square units. Find the length and width. I have the length of the triangle=2x and the width=x... so would the equation be 2x(x)=32 OR NO? Assume the "length" is the height measured from some side

63. ## Geometry

Right triangle ABC has one leg of length 12 in and a hypotenuse of length 13 inch. A) Determine the length of the other leg B) Determine the perimeter of the triangle. C)Determine the area of the triangle. Must show work as well as answers for each of the

64. ## geometry

Triangle ABC is congruent to triangle DEF. If the length of AB is 12 feet and the length of AC is 10 feet. Find the length of DE. can someone please help me on this question please and thank youu :)

65. ## Algebra

The perimeter of an equilateral triangle is 7 in. more than the perimeter of a square. The side of the triangle is 5 in. longer than the side of the square. Find the length of each side of the triangle. (Note: An equilateral triangle has all sides equal)

66. ## MATH MS.SUE HELP PLEASE!

Could somebody help me I don't understand any of this. Could someone show me or tell me how to work the problems? 1. Find the length of the hypotenuse of a right triangle with the legs of 9cm and 12cm A.8 B.21 C.15 D.225 2.The length of a hypotenuse of a

Can you PLEASE help me with this problem? I do not understand... The area of a triangle can be found by using the formula A=1/2bh. The area of the triangle can be represented by the expression -17.5x2^ - 138.5x - 27. The triangle's base length is greater

68. ## algebra

The length of the base of an isosceles triangle is one fourth the length of one of its legs. If the perimeter of the triangle is 16 inches, what is the length of the base?

69. ## Math

In a right triangle, find the length of the side not given. Approx to the three decimal places. a and b are the length of the legs and c is the length of the hypotenuse. b = 4"sqrt"2 and c = 9

70. ## Trig

Its a 30-60-90 triangle there's a line in the center that= 10 a. What is the length of the hypotenuse of triangle ABC? b. What is the length of the shorter leg of triangle ABC? c. What is the length of the longer leg of triangle ABC?

71. ## Math

Rectangle ABCD shares BC with equilateral triangle BCE. The length of CD is 4cm, and the length of DA is 3cm. What is the length of BE?

72. ## ASAP math

how you do this: The perimeter of an isosceles triangle is 36cm, and the area is 60cm. The length of the base is 3cm less than the length of a leg. Find the length of each side.

73. ## 8th Grade pre Algebra : HELP!

I usually don't post questions on here but Hell, I mind as well go for it. I was sick and now I'm behind, confused, and failing so any help is much appreciated. 3. Which number is equal to 5^3? A. 15 B. 100 C. 125 D. 150 4. What is the squaee root of 25/64

74. ## Geometry

The length of the longer leg of a 30-60-90 triangle is 24 feet. How do I find the length of the hypotenuse of the triangle? The answer must be a radical in simplest form.

75. ## Math

Suppose that an isosceles triangle has two sides of length a and one side of length c. 1) Find the area of the triangle in terms of a and c. Simplify as much as you can.

76. ## Maths

The length of each of equal sides of an isosceles triangle is 4 metres less than twice the length of the third side.Find the dimension of the triangle of its perimeter is 57.

77. ## math

the length of the hypotenuse of a right triangle is 15 ft. the length of one legs is 9 ft. find the length of the other leg. a) 6 ft b) 21 ft c) 12 ft d) 18 ft

78. ## algebra 1

The length of the base of a isosceles triangle is one forth the length of one of its legs. If the premimeter of the triangle is 16 inches, what is the length of the base.

79. ## Math (Geometry)

The perimeter of right triangle ABC is equal to the perimeter of isosceles triangle DEF. The lengths of the legs of the right triangle are 6 and 8. If the length of each side of the isosceles triangle is an integer, what is the greatest possible length for

80. ## math

Triangle ABD in the diagram has a right angle A and sides AD = 4.9cm and AB = 7.0cm. side AB is extended to C so that ABC is a straight line. a) use pythagoras theorem in triangle ABD to find the length of BD. b)use trigonometry in triangle ABD to find

81. ## Math

Two isosceles triangles have perimeters of 8 and 15 centimeters, respectively. They have the same base length, but the legs (the non base sides) of the larger triangle are twice as long as the legs of the smaller triangle. For each triangle, what is the

82. ## MATH

can we sketch a triangle with 1:2:3 side-length ratio???? Intuitively, no. Think about the angles of the triangle. If the sum of two sides is equal to the length of the last side, then the "triangle" is a straight line. But the question is, when i draw it

83. ## Math Help

A right triangle has a leg B of length 7 and a hypotenuse of length 11. What is the length of the other leg A? Round to the nearest tenth, if necessary. A. 2.0 B. 8.5 C. 13.0 D. 9.6 Please help, I was gone for this lesson, just need someone to explain how

84. ## Algebra II

Two sides of a triangle are equal in length. The length of the third side is three meters less that the sum of the lengthsof the other two sides.Find the length of the longest side of the triangle if its perimeter is 29 meters. Please help. Thanks.

85. ## maths trig

A flag in the form of an equilateral triangle is connected to the tops of 2 vertical poles. One of the pole has a length of 4 and the other pole has a length of 3. You also know that the third vertex touches the ground perfectly. Calculate the length of a

86. ## Math

Hi Drawing a diagram will help: A ladder 5m long leans against a wall, with the top of the ladder (B) reaching 4m up the wall and the foot of the ladder (A) is 3m from the wall (C). A man is at a point D which is 2m up the ladder.Point E lies on line AC

87. ## Math

The length of one leg of a right triangle is 8ft. The length of the hypothenuse is 2feet longer than the other leg. Find the length of the hypothenuse and the other leg. The length of the hypothenuse is _______ ft. The length of the other leg is

88. ## trig

The hypotenuse of a right triangle has length 8 and one of the other edges has length 3. What is the sine of the angle opposite the edge of length 3? (A) 3/p55 (B) 3/8 (C)p55/8 (D) 55/64 (E) None of the above.

89. ## Maths

The triangle is called ABC. Angle B has an angle of 90 degrees. The length of AB is 15mm and the length of BC is 16mm. Find the length of AC

90. ## Math

The sides of triangle are xcm(x+3)cm. If x is a whole Number of cm. Find the lowest value of x(HINT: The sum of the length of any two side of a triangle must be greater than the length of the third sides. Please help me with this question.

91. ## maths

3. An elastic string hangs from a nail N. When as mass of m grams is attached to its lower end, the elastic is stretched so that its lower length is x cm, as shown in the diagram: N The table shows result of the two experiments: Length (x cm) 43 49 Mass (m

92. ## trig

the length of the base of an isosceles triangle is 30.42 inches. each base is 26.54 degrees. find the length of the two equal sides of the triangle to the nearest hundredths. i get 15.19. is that right?

93. ## >_<

The 3 sided triangle has an area of 14 in^2. Determine the lengths of the sides of the triangles.Remember that the area of a triangle is ½ bh. bottom length= x+3 side length= x

94. ## algebra

A triangle has sides of lengths 20, 28, and 32. A similiar triangle has a side of length 15 and another of length 24. How long is the third side of this triangle?

The triangles below are similar figures. Use a proportion to find the length of X.The longer triangle has 16 on the left side,6 on the bottom inside it says 120 degrees and at the top it says 25 degrees.The smaller triangle says x on the right, 5 on the

96. ## physics

If a rod is moving at a velocity equal to 1/2 the speed of light parallel to its length, what will a stationary observer observe about its length? The length of the rod will become exactly half of its original value. The length of the rod remains the same.

97. ## Math

A triangle has a perimeter of 35inches. The length of side a of the triangle is twice the length of side b. Side c is 5inches longer than side a. What is the length of each side of the triangle?

98. ## Calculus (Volumes)

A solid has as its base the region bounded by the curves y = -2x^2 +2 and y = -x^2 +1. Find the volume of the solid if every cross section of a plane perpendicular to the x-axis is a trapezoid with lower base in the xy-plane, upper base equal to 1/2 the

99. ## algebra

The perimeter of an isosceles triangle is 7 meters. The length of one of the congruent sides of the triangle is one meter less than the side that is not congruent. Find the length of the sides of the triangle

100. ## Math

In a triangle ABC,AB=5cm,BC=12cm,angle ABC=90Â°calculate 1)the length of AC. 2)the area of the triangle 3)the length of the perpendicular from B to AC