Grade 8 Pythagorean theorem

What is the value of x?

• 78
• 75
• 35
• 100

Tags

CCSS.8.G.B.7

What is the value of c?

• √128
• √144
• √150
• √160

Tags

CCSS.8.G.B.7

The bottom of a 13-foot straight ladder is set into the ground 5 feet away from a wall. When the top of the ladder is leaned against the wall, what is the distance above the ground it will reach?

• 12 feet

• 13.9 feet

Tags

CCSS.8.G.B.8

Your family wants to purchase a new laptop with a 17" widescreen. Since the 17 inches represents the diagonal measurement of the screen (upper corner to lower corner), you want to find out the actual dimensions of the laptop. When you measured the laptop at the store, the height was 10 inches, but you don't remember the width. Calculate the width of the laptop to the nearest tenth of an inch.

• 7 inches

• 10 inches

• 19.7 inches

• 13.7 inches

Tags

CCSS.8.G.B.8

Jacona buys a tarp that measures 8 feet wide by 10 feet long. He paints an “x” on the tarp by painting diagonal lines from opposite corners of the tarp. How long is each diagonal line?

• A

• B

• C

• D

Tags

CCSS.8.G.B.8

Find the distance between J and K.

• 8.2
• 7.7
• 9
• 10.2

Tags

CCSS.HSG.GPE.B.7

The pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Tags

CCSS.8.G.B.8

The longest side of a right triangle is called

• root

• right angle

• leg

• hypotenuse

Tags

CCSS.HSG.SRT.B.4

Find the distance.

• 7.1
• 7.8
• (6, 4.5)
• (2.5, 8)

Tags

CCSS.HSG.GPE.B.7

Heidi helped build a slide at a local park. The ladder is 6 feet high, and the slide is 7 feet long. Approximately how far is the bottom of the ladder from the bottom of the slide? 

• 3.6 feet
• 9.2 feet
• 13 feet
• 6.5 feet

Tags

CCSS.8.G.B.8