Answer:
..... surface area = 16 km^2.
4(x+3) = 5 + x, I believe this is the correct choice.
12 is divisible by 3 and 4
The answer is x=17, well I think think but then again I'm not so sure
Answer:
9/4
Step-by-step explanation:
see image
2/3 is 2 × 1/3.
We can separate the exponent into 1/3 power raised to the 2nd power. 1/3 power is the same as cube root.
27 and 8 are both perfect cubes. 3^3 and 2^3.
Thats how you go from 27/8 to 3/2.
Then square it.
see image.