9.1 Pythagorean Theorem

​9.1 Pythagorean Theorem

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Multiple Choice

The Pythagorean Theorem ONLY works on which triangle? #3

• obtuse

• scalene

• isosceles

• right

Multiple Choice

Side a on a right triangle is ALWAYS the longest side. #4

• true

• false

Multiple Choice

Find the length of the missing side. #1

• 17 cm

• 22 cm

• 15 cm

• 13 cm

Multiple Choice

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? #6

• 25 feet

• 26 feet

• 27 feet

• 28 feet

Multiple Choice

Find the length of variable h. #7

• 35.60

• 35.00

• 35.71

• 61.03

Multiple Choice

Which equation reflects the right triangle shown? #12

• x² + 14² = 20²

• 14² + 20² = x²

• 14² – 20² = x²

• x² – 14² = 20²

Multiple Choice

Find the value of "c". #14

• c = 8

• c = 10

• c = √52

• c = √20

Multiple Choice

Would a triangle with these side lengths be a right triangle? #22

4, 5, 6

• Yes

• No

Multiple Choice

a = 2.1, b = 7.2, c = 7.5 Is this a right triangle? #23

• yes 

• no

Multiple Choice

Which set of sides would make a right triangle? #25

• 4,5,6

• 8,10,12

• 5,12,13

• 5,10,12

Multiple Choice

State if the three sides lengths form an acute, obtuse, or right triangle: #26

6 mi, 14 mi, 17 mi

• acute

• obtuse

• right

Multiple Choice

State if the three sides lengths form an acute, obtuse, or right triangle: #27

7 in, 11 in, 13 in

• acute

• obtuse

• right

Multiple Choice

If a triangle has sides that measure 8 mm, 17 mm and 15 mm - is it a RIGHT triangle? (be careful when you find c!) #37

• Yes, right triangle

• No, not a right triangle