Pythagorean Theorem and Its Converse

Which is the Pythagorean theorem?

• √(x-x)²-(y-y)²
• (y-y)/(x-x)
• a²+b²=c²
• a + b = c

Tags

CCSS.8.G.B.8

Which is closest to the missing side?

• 20 in.
• 68 in.
• 16 in.
• 80 in.

Tags

CCSS.8.G.B.7

A soccer field is a rectangle 90 meters wide and 120 meters long. The coach asks players to run from one corner to the corner diagonally across. What is this distance?

• 210 m

• 180 m

• 150 m

• 79 m

Tags

CCSS.8.G.B.8

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

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

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

• yes 
• no

Tags

CCSS.8.G.B.8

Is this triangle a right triangle? (Picture not drawn to scale)

• yes
• no

Tags

CCSS.8.G.B.8

If a right triangle has side lengths 6, 6.7 and 3, which side is the hypotenuse?

• 6

• 6.7

• 3

• 15.7

• None of them

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

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

• true
• false

Tags

CCSS.HSG.SRT.C.8