PAP Geometry: Lesson 2.7 Demonstration of Learning

If one leg of a right-angled triangle measures 9 units and the other leg measures 12 units, what is the length of the hypotenuse?

• 15 units

• 21 units

• 18 units

• 24 units

Which of the following sets of numbers is a Pythagorean triple?

• 7, 24, 25

• 8, 15, 17

• 9, 40, 41

• 6, 8, 10

A ladder is leaning against a wall, reaching a height of 10 feet. If the ladder is 2 feet away from the wall at its base, how long is the ladder?

• 10.2 feet

• 10.4 feet

• 10.8 feet

• 10.0 feet

In a right triangle, if the hypotenuse is 13 units long and one of the legs is 5 units long, how long is the other leg?

Mathematical Equivalence

ON

Which of the following are Pythagorean triples? Choose all that apply.

• 5, 12, 13

• 10, 11, 12

• 15, 20, 25

• 4, 15, 19

• 7, 24, 25