8th Grade STAAR Math Review

3x+ 9 = -6x + 9

• -2

• 0

• 2

• 6

x - 8 = -3x - 40

• -8

• 0

• 8

• 12

Blind company A charges $25.00 to install blinds for one room and $5.00 for each additional window. Blind company B charges $30.00 to install blinds in one room and $4.00 for each additional window. Write an equation to determine how many blinds would need to be installed for the price to be equal.

• 25 - 5x = 30 - 4x

• 30 - 25 = 4x + 5x

• 25x + 5 = 30x + 4

• 25 + 5x = 30 + 4x

Find the value of x.

• x = 9

• x = 18

• x = 24

• x= 26

Tags

CCSS.8.G.B.7

How do you find the volume of a cylinder?

• V= ^1/₃ πr²h

• V= ^4/₃ πr²h

• V= ^4/₃ πr³

• V= πr²h

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Mike has a large plastic cup that he is going to fill with water. The plastic cup is in the shape of a cone as shown. Which is closest to the volume of Mike’s cup?

• 21 in²

• 66 in²

• 99 in²

• 198 in²

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

What is the formula for the Lateral Surface Area of a triangular prism?

• L = Ph

• L = Ph + 2B

• L = P/3 * h

• L = B * P

Tags

CCSS.7.G.B.6

Which of the following answer choices are closest to the Lateral Surface Area of the figure shown?

• 48 cm²

• 72 cm²

• 96 cm²

• 192 cm²

Tags

CCSS.7.G.B.6