Answer:
18.4 km^2
Step-by-step explanation:
Surface area of a square pyramid = A=a²+2a√ h²
a = side length
h = slant height
3² + 2(3) x√ (9/4) x 3²
75 watch balloons filled in 40 mins
Answer:
100% increase from 100 is 200, the difference is 100.
100% decrease from 100 is 0, the difference is -100
error means that you were quite a long way off from the true value.
50 tens,5 ones 40 tens 15 ones and 35 tens and 20 ones. Your Welcome
Step-by-step explanation:

The product of
is negative whereas the product of 