Question

17 multiple choice 1 point
find the surface area of the cube. round your answer to the nearest whole number.
7.45 in
222 in²
413 in²
333 in²
56 in²

18 fill in the blank 1 point
to find surface area, we need to find the area of all the faces and ___ them together.
choose your answer...

19 fill in the blank 1 point
find the missing side length of a cube with a surface area of 1,014 mm².
type your answer...

Explanation:

Calculate the surface area of the cube in Question 17

$$
LATEXBLOCK0
$$

Identify the operation for finding total surface area in Question 18

$$ \text{Total Surface Area} = \sum \text{Area of all individual faces} \implies \text{add} $$

Solve for the missing side length in Question 19

$$
LATEXBLOCK1
$$

Answer:

Question 17

• (A) \(222\text{ in}^2\)
• (B) \(413\text{ in}^2\)
• (C) \(333\text{ in}^2\) (Correct answer)
• (D) \(56\text{ in}^2\)

Question 18

To find surface area, we need to find the area of all the faces and <blank>add</blank> them together.

Question 19

Find the missing side length of a cube with a surface area of \(1,014\text{ mm}^2\).
<blank>13</blank>