Question
Surface area unit test lesson 11
Answers
GPT 3.5
1. What is the formula for finding the surface area of a rectangular prism?
a) SA = 2lw + 2lh + 2wh
b) SA = l + w + h
c) SA = l x w x h
d) SA = 2lwh
2. What is the surface area of a rectangular prism with dimensions 3cm x 4cm x 5cm?
a) 48 cm²
b) 60 cm²
c) 70 cm²
d) 90 cm²
3. What is the formula for finding the surface area of a cube?
a) SA = 6s
b) SA = s²
c) SA = 4s
d) SA = 2s
4. What is the surface area of a cube with a side length of 6 cm?
a) 12 cm²
b) 36 cm²
c) 72 cm²
d) 216 cm²
5. What is the formula for finding the surface area of a triangular prism?
a) SA = bh + 2(lw + lh + wh)
b) SA = l + w + h
c) SA = l x w x h
d) SA = 2lwh
6. What is the surface area of a triangular prism with base dimensions 5cm x 4cm and height 6cm?
a) 60 cm²
b) 80 cm²
c) 100 cm²
d) 120 cm²
7. True or false: The surface area of a cylinder is equal to the sum of the areas of its two bases plus its lateral surface area.
a) True
b) False
8. What is the formula for finding the lateral surface area of a cylinder?
a) LA = 2πr²
b) LA = 2πrh
c) LA = πr²
d) LA = 2πr
9. What is the lateral surface area of a cylinder with radius 4 cm and height 8 cm?
a) 32π cm²
b) 48π cm²
c) 64π cm²
d) 96π cm²
10. What is the formula for finding the surface area of a sphere?
a) SA = 4πr²
b) SA = πr
c) SA = 2πr
d) SA = 3πr
11. What is the surface area of a sphere with radius 5 cm?
a) 20π cm²
b) 25π cm²
c) 50π cm²
d) 100π cm²
Answers:
1. a) SA = 2lw + 2lh + 2wh
2. b) 60 cm²
3. a) SA = 6s
4. c) 216 cm²
5. a) SA = bh + 2(lw + lh + wh)
6. b) 80 cm²
7. a) True
8. b) LA = 2πrh
9. b) 48π cm²
10. a) SA = 4πr²
11. c) 50π cm²
a) SA = 2lw + 2lh + 2wh
b) SA = l + w + h
c) SA = l x w x h
d) SA = 2lwh
2. What is the surface area of a rectangular prism with dimensions 3cm x 4cm x 5cm?
a) 48 cm²
b) 60 cm²
c) 70 cm²
d) 90 cm²
3. What is the formula for finding the surface area of a cube?
a) SA = 6s
b) SA = s²
c) SA = 4s
d) SA = 2s
4. What is the surface area of a cube with a side length of 6 cm?
a) 12 cm²
b) 36 cm²
c) 72 cm²
d) 216 cm²
5. What is the formula for finding the surface area of a triangular prism?
a) SA = bh + 2(lw + lh + wh)
b) SA = l + w + h
c) SA = l x w x h
d) SA = 2lwh
6. What is the surface area of a triangular prism with base dimensions 5cm x 4cm and height 6cm?
a) 60 cm²
b) 80 cm²
c) 100 cm²
d) 120 cm²
7. True or false: The surface area of a cylinder is equal to the sum of the areas of its two bases plus its lateral surface area.
a) True
b) False
8. What is the formula for finding the lateral surface area of a cylinder?
a) LA = 2πr²
b) LA = 2πrh
c) LA = πr²
d) LA = 2πr
9. What is the lateral surface area of a cylinder with radius 4 cm and height 8 cm?
a) 32π cm²
b) 48π cm²
c) 64π cm²
d) 96π cm²
10. What is the formula for finding the surface area of a sphere?
a) SA = 4πr²
b) SA = πr
c) SA = 2πr
d) SA = 3πr
11. What is the surface area of a sphere with radius 5 cm?
a) 20π cm²
b) 25π cm²
c) 50π cm²
d) 100π cm²
Answers:
1. a) SA = 2lw + 2lh + 2wh
2. b) 60 cm²
3. a) SA = 6s
4. c) 216 cm²
5. a) SA = bh + 2(lw + lh + wh)
6. b) 80 cm²
7. a) True
8. b) LA = 2πrh
9. b) 48π cm²
10. a) SA = 4πr²
11. c) 50π cm²