WP2-Solve Triange if you know perimeter
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Lesson Description:
This is a Word Problem you solve by writing an equation and factoring. Word Problem 2 - Perimeter of a Triangle-The perimeter of a given triangle is 85 meters. By looking at the picture, state the lengths of the sides of the triangle.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Questions answered by this video:
- If the perimeter of a triangle is 85 meters, and the side lengths are 2x, 2x + 5, and x^2 + 3, how do you find the lengths of the sides of the triangle?
- How can you solve a word problem that asks for the lengths of sides of a triangle?
- What are the steps for solving a word problem in math?
- How do you solve a word problem by writing an equation and factoring?
- How do you know when an answer does not make sense in a word problem?
- How do you know when a quadratic equation for a word problem has no solution?
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Staff Review
This video explains how to write and solve a quadratic equation for the perimeter of a triangle when each side is a variable expression. This is a great tutorial for learning how to tackle and solve word problems in math.
