A polyhedron is a three dimensional figure in which each side is made up of other two dimensional geometric figures, like triangles, hexagons, etc.
Answer:
13.5 minutes
Step-by-step explanation:

Cross multiply
3 × 576 = 128x
3 × 576 = 1,728
1,728 = 128x
1,728 ÷ 128 = x
13.5 = x
The answer is 75
Explanation: 180 - 75 - 60 = 75
I sure this is true
Answer:
1st Answer
Step-by-step explanation: