Unit 8 Study Guide: Pythagorean Theorem and Irrational Numbers

The Pythagorean Theorem is
c² = a² - b²  

• false
• true

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CCSS.8.G.B.8

Sides a and b are called legs.

• true

• false

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CCSS.HSG.SRT.C.8

Side c on a right triangle is ALWAYS the longest.

• true

• false

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CCSS.HSG.SRT.C.8

CCSS.HSG.SRT.C.6

_{^{Find the missing side}}

• 9
• 41
• 6.4
• 6.2

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CCSS.8.G.B.7

Find h

• 35.60
• 35.00
• 35.71
• 61.03

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CCSS.8.EE.A.2

Do the segment lengths 15, 12, and 9 form a right triangle?

• Yes
• No
• Maybe
• Pythagoras

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CCSS.8.G.B.8

Find the length of the missing side. 

• 17 cm
• 22 cm
• 15 cm
• 13 cm

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CCSS.8.G.B.7

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Tags

CCSS.8.G.B.8

What is the inverse of squaring a number?

• divide
• multiply 
• fractions
• square root

Tags

CCSS.8.EE.A.2

Together, the area of the green square and the area of the purple square is the same as the area of the red square.

• True

• False

Tags

CCSS.8.G.B.7