Pythagorean theorem and Quadratic Functions

Pythagorean theorem and Quadratic Functions

Pythagorean theorem

Review

Multiple Choice

In a right triangle, if a = 8 and c = 17, what is the correct setup to find the value of b?

• $17^2+8^2=b^2$

• $8^2+b^2=17^2$

• $17^2+b^2=8^2$

• $\frac{8^2}{b^2}=\frac{17^2}{100}$

Multiple Choice

Level 3

Find the length of the missing side.

• 20 in.

• 68 in.

• 16 in.

• 80 in.

Multiple Choice

Level 1

The Pythagorean Theorem ONLY works on which triangle?

• obtuse

• scalene

• isosceles

• right

Multiple Choice

The hypotenuse of a right triangle is 10 inches. The longer leg is 2 inches more than the

shorter leg. What are the lengths of the two legs?

• So one leg is 6 ft when the other one is 8 ft

• So one leg is 5ft when the other one is 7 ft

• So one leg is 7 ft when the other one is 9 ft

Multiple Choice

Shay’s garden is in the shape of a right triangle. The hypotenuse is 15 feet, and the longer leg is 3 feet more

than the shorter leg. What are the lengths of the two legs?

• The lengths of the legs of Shay’s triangular garden are 7 feet and 10 feet.

• The lengths of the legs of Shay’s triangular garden are 8 feet and 11 feet.

• The lengths of the legs of Shay’s triangular garden are 9 feet and 12 feet.

Multiple Choice

The longer leg of a right triangle is 7 inches more than the shorter leg, and the hypotenuse 8 inches more

than the shorter leg. What are the lengths of the three sides of the triangle?

• The lengths of the sides of the triangle are 4 inches, 11 inches and 12 inches.

• The lengths of the sides of the triangle are 5 inches, 12 inches and 13 inches.

• The lengths of the sides of the triangle are 6 inches, 13 inches and 14 inches.

End of the lesson

Any questions???