8H Math Final Exams

Volume

100

A cylinder has a volume of 200pi and a height of 8, find the circumference

31.4

200

The height of a cylinder is 9cm, the diameter is 8cm, find the volume.

Approx. 452.16

300

If a cylinder has a circumference of 1.5 and a height of 8, what's the volume?

V = 1.44

400

If the height of a cylinder is 6, and the circumference is 6, what's the volume?

V = 17.2

500

V = 96pi  H = 6, find radius

R = 4

Algebra

100

5(2x - 3) = 3 (x + 7) + x

x = 6

200

-3(2x + 1) + 4(x - 5) = 2x - 19

x = (-1)

300

-2(3x - 4) + 5(x + 2) = 3x + 14

x = 1

400

2(3x - 4) - 5 = x + 9

x = 44

500

-2 (3x - 4) = 10

x = 33.3333333333333333333333

TAKE A GUESS!

100

A right triangle has:

• one leg = 9 cm
• the other leg = 12 cm

Find the hypotenuse.

15cm

200

4(2x−3)=2(x+9)

x = 5

300

A cylinder has:

• radius = 5 cm
• height = 8 cm

Find the surface area (in terms of π\piπ and decimal).

130π≈408.2 cm2

400

A cylinder has:

• Volume = 432π cm3432pi
• Height = 12 cm

Find:

1. radius
2. surface area 

• Radius = 6 cm
• Surface Area = 216π cm² 

500

A cylinder has:

• Circumference = 12π cm
• Height = 8 cm

Find the volume.

r=6