Is It Right Pythagorean Theorem

Two legs of a right triangle are 20 and 21. What is the hypotenuse?

• 28

• 29

• 30

• 27

Look at the model of the Pythagorean Theorem. What is the length of the side of the large green square?

• 14 cm

• 15 cm

• 16 cm

• 13 cm

The leg of a triangle is 24 and its hypotenuse is 25. What is the length of its other leg?

• 5

• 12

• 8

• 7

A model of the Pythagorean Theorem is shown. Which statement is true?

• If you add the areas of regions R and P they will add to the area of region Q

• If you add areas of regions R and Q they will add to the area of region P

• If you subtract the areas of regions Q and R they will make the area of region P

If the Pythagoras property holds, the triangle must be _____

• right angled

• acute angled

• obtuse angled

Find the value of x.

Mathematical Equivalence

ON

A 10-foot ladder is leaning against the wall. The bottom of the ladder is 4 feet from the base of the wall. Which of the following is closest to the distance from the top of the ladder to the base of the wall?

• 9ft

• 11ft

• 6ft

• 14ft

Find the value of x. Round your answer to the nearest tenth.

Mathematical Equivalence

ON

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse

• scalene

• isosceles

• right

A right triangle has a hypotenuse of 25 and a leg of 15. What is the length of the other leg?

• 20

• 10

• 12

• 16