Michael's little brother plays with building blocks that are in the shape of a cube. Each cube has an edge length of 15 millimet

Question

3 years ago

7

ers. What is the surface area of this cube? 15 mm² 90 mm² 1350 mm² 3375 mm²

2 answers:

podryga [215] · Answer 1 · 2022-08-20T19:28:59+03:00

Answer:

1350 mm²

Step-by-step explanation:

The area of each square face is the square of the edge length:

... face area = (15 mm)² = 225 mm²

There are 6 square faces on a cube, to the total surface area is 6 times that of one face:

... cube area = 6 × face area = 6×225 mm² = 1350 mm²

lozanna [386] · Answer 2 · 2022-08-20T21:22:50+03:00

6 0

Answer:

1350

Step-by-step explanation: