Gr8 Revision

What is the formula used for the Pythagorean Theorem?

• a + b = c
• a² + b² = c²
• a₂ + b₂ = c₂
• a x b = c

What is the hypotenuse (c)?

• the two sides that make up the right angle
• the longest side, across from the right angle
• the shortest side
• the straight side of the triangle

Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:

• 13
• 17
• 7

Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:

• 12.12
• 21.2
• 7.3

Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:

• 23
• 17
• 7

Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:

• 19.31
• 25
• 16.58

If the ramp is 21 feet long, and ends 19 feet away from the building, how high (h) is the ramp?

• 2.19 ft
• 8.9 ft
• 28.3 ft

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

Sides a and b are called legs.

• true

• false

Side c on a right triangle is ALWAYS the longest.

• true

• false