Pythagorean Theorem Finding the Legs

To use the Pythagorean Theorem, the triangle MUST be what kind of triangle?

• obtuse

• scalene

• isosceles

• right

Two joggers run 8 miles north and then 5 miles west.  What is the shortest distance back to their starting point to the nearest tenth of a mile?

• 13

• 9.4

• 6.2

• 9

You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house. How tall does the ladder need to be?

• 25 feet

• 26 feet

• 27 feet

• 28 feet

Casey travels from her house directly west to the bank and then directly north from the bank to the mall. She then travels home on the road connecting the mall and her house. What is her total distance traveled?

• 17 miles

• 32 miles

• 37 miles

• 40 miles

9.2 in

11 in

13 in

9.6 in

• 9.2 in

• 11 in

• 13 in

• 9.6 in

• a

• b

• c

To which shape(s) does the Pythagorean theorem apply?

• All triangles

• Right triangles only

• Right triangles and circles.

When do we use the Pythagorean Theorem?

• To find a missing angle in a right triangle

• To find the missing length of a right triangle

• To find the area of a right triangle

you ADD a² and b² then take the square root to find c on a right triangle.

• true

• false

The hypotenuse of a right triangle is 15 inches, and one of its legs is 11 inches. Find the length of the other leg.

• about 18 inches

• about 10.2 inches

• about 14.6 inches

• about 13.7 inches