Right Triangles Practice Quiz

The Pythagorean Theorem is
c² = a² - b²  

• false
• true

Tags

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Side c on a right triangle is ALWAYS the longest.

• true

• false

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

_{^{Find the missing side}}

• 9
• 41
• 6.4
• 6.2

Tags

CCSS.8.G.B.7

Find the length of the missing side. 

• 48 in.
• 52 in.
• 16 in.
• 24 in.

Tags

CCSS.8.G.B.7

A triangle has side lengths:

20, 21, 28. Is this triangle a right triangle, an acute triangle, or an obtuse triangle?

• right

• acute

• obtuse

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

A triangle has side lengths:

5, 8, 6. Is this triangle a right triangle, an acute triangle, or an obtuse triangle?

• right

• acute

• obtuse

Tags

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What is the length of y in this picture?

• 45
• 5√2
• 90
• 5

What is the length of y in this 45-45-90 triangle?

• 8√2
• 4√2
• 4
• 8

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.8

What is the length of x in this 45-45-90 triangle?

• 4√2
• 4
• 8
• 4√3

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.B.4

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Find the value of y.

• 11√2
• 11
• 22
• (11√2)/2