Geometry 8.1 Quiz Review

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

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

• 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

Find the value of x.

• 7
• 8
• 9
• 10

Tags

CCSS.8.G.B.7

Find the value of x.

• 4.5

• 6.7

• 7.2

• 22.4

Tags

CCSS.8.G.B.7

The lengths of a triangle are given below. Is the the triangle obtuse, acute, or right?
4, 5, 6

• right
• obtuse
• acute

Tags

CCSS.4.G.A.2

Acute, right, or obtuse?

• Acute

• Right

• Obtuse

Tags

CCSS.4.G.A.2

What is the longest side of a right triangle called?

• Leg A
• Leg B
• Hypotenuse
• Pythagoras' Big Buddy

Tags

CCSS.HSG.SRT.C.8

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Tags

CCSS.8.G.B.8

Isabella has sticks that are 10cm, 11cm, and 13cm long.  Can she place the sticks together to form a right triangle?  Justify your answer.

• No, because 10+11 does not equal 13
• No, because 100+121 does not equal 169
• Yes, because there is a small side, medium side and long side
• Yes, because a triangle has 3 sides

Tags

CCSS.HSG.SRT.C.8