Quiz about Period 7 TEST Cylinder Surface Area

Question 1

Sophia is wrapping a cylindrical gift for her friend. The gift has a radius of 3 cm and a height of 5 cm. What is the surface area of the wrapping paper needed to cover the entire cylinder?

Accepted Answer

$$150 \, ext{cm}^2$$

Answer

$$141 \, ext{cm}^2$$

Answer

$$120 \, ext{cm}^2$$

Answer

$$135 \, ext{cm}^2$$

Question 2

Jax is designing a label to wrap around a right circular cylinder-shaped can with a radius of 4 cm and a height of 10 cm. He needs to calculate the lateral surface area of the can to ensure the label fits perfectly. What is the lateral surface area?

Accepted Answer

$$251.2 ext{cm}^2$$

Answer

$$352 \, ext{cm}^2$$

Answer

$$376 \, ext{cm}^2$$

Answer

$$200 ext{cm}^2$$

Question 3

Athena is planning to paint a circular garden with a radius of 7 cm. Calculate the area of the garden that she needs to paint. Round to the nearest whole number.

(hint: use area of a circle formula $$A\ =\pi r^2$$ )

Accepted Answer

$$154 \, ext{cm}^2$$

Answer

$$144 \, ext{cm}^2$$

Answer

$$162 \, ext{cm}^2$$

Answer

$$176 \, ext{cm}^2$$

Question 4

Solve the real-world problem: Kenzie is designing a cylindrical can for a school project. The can has a radius of 2 cm and a height of 8 cm. What is the surface area of the can?

Accepted Answer

$$125.4 ext{cm}^2$$

Answer

$$100.5 \, ext{cm}^2$$

Answer

$$150.8 \, ext{cm}^2$$

Answer

$$113.1 \, ext{cm}^2$$

Question 5

Riley is wrapping a cylindrical gift with a radius of 5 cm and a height of 6 cm. Using the net of the cylinder, find the surface area of the wrapping paper needed.

Accepted Answer

$$345.6 \, ext{cm}^2$$

Answer

$$375 ext{cm}^2$$

Answer

$$330 \, ext{cm}^2$$

Answer

$$340 \, ext{cm}^2$$

Question 6

Abby and Sofia are planning to paint a circular table top. The diameter of the table top is 14 cm. What is the area of the table top? (hint: use $$A\ =\ \pi r^2$$ )

Accepted Answer

$$153.86 \, ext{cm}^2$$

Answer

$$134 ext{cm}^2$$

Answer

$$150 ext{.26cm}^2$$

Answer

$$160 ext{.08cm}^2$$

Question 7

Faith and Brinley are planning to put a circular pool in their backyard. The pool's circumference is 62.8 cm. What is the diameter of the pool?

Accepted Answer

Answer

$$19 ext{cm}$$

Answer

$$18 \, ext{cm}$$

Answer

$$22 \, ext{cm}$$

Question 8

Anastasia and Riley are planning to paint a circular table with a diameter of 12 cm. Calculate the area of the table that they need to paint. Keep in terms of $$\pi$$

Accepted Answer

$$36\pi ext{cm}^2$$

Answer

$$113.04 \, ext{cm}^2$$

Answer

$$6\pi ext{cm}^2$$

Answer

$$12\pi ext{cm}^2$$

Question 9

Ayden is planning to paint a circular table top with a diameter of 20 cm. What is the area of the table top?

Accepted Answer

$$314 \, ext{cm}^2$$

Answer

$$300 \, ext{cm}^2$$

Answer

$$310 \, ext{cm}^2$$

Answer

$$320 \, ext{cm}^2$$

Question 10

Olivia is planning to paint a circular clock face with a diameter of 18 cm. What is the circumference of the clock face?

Accepted Answer

$$56.52 \, ext{cm}$$

Answer

$$54 \, ext{cm}$$

Answer

$$60 \, ext{cm}$$

Answer

$$58 \, ext{cm}$$

Question 11

Lucas is wrapping a cylindrical gift with a radius of 6 cm and a height of 12 cm. What is the lateral surface area of the wrapping paper needed?

Accepted Answer

$$452.16 \, ext{cm}^2$$

Answer

$$450 \, ext{cm}^2$$

Answer

$$460 \, ext{cm}^2$$

Answer

$$470 \, ext{cm}^2$$

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