Answer: B. 80
Step-by-step explanation:
Solve the equation they've given you:

The surface area of it is 164 because you multiply each side by the length of the height and width and then add them all together
Answer:
inside
Step-by-step explanation:
We gone say C hope this helps
<h2>
<u>Answer:</u></h2>
Pi = 3.14
Diameter (d) = 86 cm
•°• Radius (r) = 86 ÷ 2 = 43 cm (radius is 1/2 of diameter)
Area of the circle = ?
Formula,

Substitute the value of 'r' & pi in the formula.

⎆ The area of the circle is about <u>5</u><u>8</u><u>0</u><u>5</u><u>.</u><u>8</u><u>6</u><u> </u>cm² (approx.)