Look at Part 1. What type of triangle is shown? How do you know?
It is a right triangle, because it has a 90º angle.
How do you find the area of a triangle?
What is the area of this triangle?
Which side lengths represent the legs of this triangle?
The sides labeled 6 in. and 8 in.
What is the name of the side that is labeled 10 in.?
Substitute the side lengths from the triangle into the Pythagorean Theorem. What does your equation look like?
Look at Part 2. Which of the numbers listed are perfect squares? How do you know?
4, 16, 25, and 36; these numbers were obtained by multiplying a whole number by itself.
What is the square root of 4?
What is the square root of 36?
Which numbers have square roots that are irrational? How do you know?
2, 7, 22, and 30; numbers that are not perfect squares have irrational square roots.
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