Test Review: Unit 8 Pythagorean

Which equation verifies the Pythagorean Theorem for the shaded triangle in the figure?

Which of the following sets of measurements form a right triangle?

• 9, 40, 41 inches

• 5, 10, 12 meters

• 7, 21, 24 feet

• 11, 60, 82 yards

Which of the following sets of measurements form a right triangle?

• 4, 6, 7 inches

• 4, 16, 32 meters

• 2, 3, 5 feet

• 20, 99, 101 yards

Find the missing measurement. Round to the nearest tenth.

• 28.6

• 38

• 23.1

• 1,444

Find the missing measurement. Round to the nearest tenth.

• 15.2

• 41.1

• 58

• 26

For the rectangle shown, which equation can be used to find the value of x?

Notice the diagram of the right triangle below. Which statement confirms the Pythagorean theorem?

• The areas of the legs are equal to the twice their length?

• The area of the largest square equals 25, the sum of the areas of the two smaller squares.

• The length of the triangle's hypotenuse is greater than the lengths of the legs added together.

• The perimeter of the triangle is equal to the area of the squares.

A power company must determine how long to build a telephone pole. The support wire is 29 feet. The wire is attached to the ground 14 feet from the telephone pole. How tall must the telephone pole be?

• 25.4 feet

• 25.3 feet

• 32.2 feet

• This would be undefined.

A 15 foot tree cast a shadow. The distance from the top of the tree to the end of the shadow is 25 feet. How long is the tree's shadow?

Which equation represents the Pythagorean Theorem for the right triangle in the figure below?