First find the length of the diagonal of a square of side 4 inches:
d^2 = 4^2 + 4^2 = 2*4^2 = 32. Then the diagonal of the cube has length
sqrt( 32 + 4^2) = sqrt(32+16) = sqrt(48) = 4sqrt(3).
Answer:
9+3
= 12
Step-by-step explanation:
9 +3 +
10
11
12
Yes teachers say to do that all the time it helps you
The answers would be -8 and 18
-8×18 = -144
-8+18 = 18-8 = 10
