Step-by-step explanation:
1. Octagon- 8 sides
2. Quadrilateral- 4 sides
3. Decagon- 10 sides
4. Nonagon- 9 sides
5. Octagon- 8 sides
6. Nonagon- 9 sides
<u><em>Hope this helps</em></u>
Answer:
10.63
Step-by-step explanation:
The distance between two points is sqrt((difference between y-values)^2 + (difference between x-values)^2) -->
sqrt(8^2 + 7^2) =
sqrt(64 + 49) =
sqrt( 113) =
10.630145 -->
10.63
Answer:
A = 136 cm²
Step-by-step explanation:
There are three pairs of rectangular faces
A = 2(ab) + 2(bc) + 2(ca)
A = 2(ab + bc + ca)
A = 2(3(4) + 4(8) + 8(3))
A = 136 cm²
