Pythagorean Triples

Pythagorean Practice!

Multiple Choice

The Pythagorean Theorem only works with what type of triangles?

• Acute

• Obtuse

• Right

• Scalene

Multiple Choice

What formula is used for the Pythagorean Theorem? Read carefully

• a² - b² = c²

• a² + b² = c²

• a + b = c

Multiple Choice

What side of a right triangle is the longest side?

• Leg (a)

• Other leg (b)

• Hypotenuse(c)

Multiple Choice

Find the missing side of this right triangle. Round to the nearest tenth.

• 22.9

• 53.3

• 75

• 7

Multiple Choice

Find the missing side of this right triangle. Round to the nearest tenth.

• 5

• 18.0

• 25

• 11.2

How can you prove a triangle is a right triangle?

Use a² + b² = c²

Does 8² + 15² = 17²

64 + 225 = 289 ?

Yes

Is it a right triangle?

4² + 6² = 8.5² ?

No

Multiple Select

Is this a right triangle?

• No

• Yes

Multiple Select

Is this a right triangle?

• Yes

• No

Multiple Select

Is it a right triangle?

• Yes

• No

Multiple Choice

In triangle XYZ, the sides XY, YZ and XZ measure 12 ft, 16 ft and 20 ft respectively. What side is the hypotenuse?

• 12

• 16

• 20

• Not enough information

Multiple Select

In triangle XYZ, the sides XY, YZ and XZ measure 12 ft, 16 ft and 20 ft respectively. Is it a right triangle?

• yes

• no

Multiple Choice

In triangle PQR, the sides PQ, QR and PR measure 15 in, 20 in and 25 in respectively. Prove that PQR is a right triangle. What side is the hypotenuse?

• 15

• 20

• 25

• Not enough info

Multiple Select

In triangle PQR, the sides PQ, QR and PR measure 15 in, 20 in and 25 in respectively. Prove that PQR is a right triangle.

• Yes

• No