Math

how do i find the height of a triangle
the base is 18 inches, the angled side is 82 inches and it is a right triangle

  1. 👍 0
  2. 👎 0
  3. 👁 168
  1. 1/2 bh

    1. 👍 0
    2. 👎 0
  2. i don't have the height would i use 82 the slanted side

    1. 👍 0
    2. 👎 0
  3. no
    height is measured as a perpendicular, not as a "slanted" height.
    So use Pythagoras to find the height h
    h^2 + 18^2 = 82^2

    solve for h, then use bh/2

    (you should get 720)

    1. 👍 0
    2. 👎 0
  4. both sides are "slanted" and i need the height explain in a way an 8th grader would understand please

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Geometry

    1.What is the perimeter of a rectangle with width 10 inches in length 13 inches? A.23inches B.36inches C.46inches*** D.130inches 2.What is the area of a triangle with base 19 inches and height 11 inchinches? A.209square inches

  2. math --- pls check my work!

    help pls asap!!! Check my work! 1. Find the area for the following figure. (trapazoid: bottom base 16.3, top base 5.9, height 4.6) 51.06 m^2*** 74.98 m^2 27.14 m^2 102.12 m^2 2. Find the area for the following figure. (1 point)

  3. geometry

    the area of a triangle is 27 square feet. its height is three times the length of its base. find the height and base of the triangle. i am unsure of how to set it up, please help

  4. Algebra

    Shirley is drawing triangles that have the same area. The base of each triangle varies inversely with the height. What are the possible base and height of a second triangle if the first triangle's base is 12 and its height is 8?

  1. math

    The base of a triangle is four times its height. If the area of the triangle is 242 square millimeters, find its base and height.

  2. 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

  3. geometry

    the area of a triangle is 338 square yards. the height of the triangle is four times its base find the height and base of the triangle

  4. Algebra II

    the hypotenuse of a right triangle is 25 inches and the height is 5 inches more than its base. what is the height of the triangle?

  1. geometry

    The height of a triangle is 25 inches greater than its base. The area of the triangle is 625 square inches. The height of the triangle is inches and the base of the triangle is inches.

  2. 7th Grade Math

    Use familiar figures to to find the area of the figure shown. Show all work. Since I can't provide a picture, here is the description. It looks like a rocket ship. There is a triangle with a width of 4 inches. A rectangle with a

  3. algebra

    The base of a triangle is 3 inches less than twice its height If the area of the triangle is 126 square inches what equation can be used to find h the height of the triangle in inches

  4. Math

    The area A of a triangle is given by the formula A=1/2bh If the base of the triangle with height 12 inches is doubled, its area will be increased by 48 square inches. Find the base of the orignial triangle.

You can view more similar questions or ask a new question.