Richard is asked to spray wash the exterior of a building that is shaped like a cube. The building has a side length of 7 meters

Question

3 years ago

12

. How much surface area will Richard have to clean?
7 meters squared.
245 meters squared.
49 meters squared.
294 meters squared.

1 answer:

spayn [35] · Answer 1 · 2022-03-22T15:06:08+03:00

Answer:

294 meters squared

Step-by-step explanation:

Surface area of cube is calculated using the formula :

Surface area of cube = 6a²; where a = side length of the cube

The side length of the cube, a = 7 meters

Hence,

Surface area = 6 * 7² = 6 * 49

Surfave area of cube = 294 meters