Chapter 9 Test Review

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Tags

CCSS.8.G.B.8

Casey travels from her house directly west to the bank and then directly north from the bank to the mall. She then travels home on the road connecting the mall and her house. What is her total distance traveled?

• 17 miles
• 32 miles
• 37 miles
• 40 miles

Tags

CCSS.8.G.B.8

what is the formula for finding the hypotnuse?

• a²⁺b²=c²
• a+b=c
• a-b=c
• c-a=c

Tags

CCSS.8.G.B.8

Would a triangle with these side lengths be a right triangle?
4, 5, 6

• Yes
• No

Tags

CCSS.8.G.B.8

What is the opposite of squaring a number?

• divide
• multiply 
• fractions
• square root

Tags

CCSS.8.EE.A.2

solve for c

• 7
• 9
• 4
• 13

Tags

CCSS.8.G.B.7

Which equation can be used to solve the word problem: the diagonal of a t.v. is 40 inches and the height is 30.  How wide is the t.v.?

• 30²  + 40² = c²
• a²  + 40² = 30²
• 30²  + b² = 40²
• 40²  + 30² = c²

Tags

CCSS.8.G.B.8

• 22
• 22√2
• 44
• 44√3

Tags

CCSS.HSG.SRT.C.8

• 128
• 8√2
• 16
• 2√2

Tags

CCSS.8.G.B.7

• x=2√2   y=2√2
• x=2   y=2
• x=4   y=4
• x=2√2   y=4

Tags

CCSS.HSG.SRT.C.8