Answer:
20
Step-by-step explanation:
hope this helps
Vector

.

. So the sum is

.
For the second, the magnitude is the square root of the sum of the squares of the components. This is equal to

.
A) Puppies to Kittens.
This is because if you divide 15 and 12 by the lowest, you get 5:2 (=:
If the first set began to increase, than the other set tends to decrease.
Answer:
174m²
Step-by-step explanation:
SA = 2(wl + hl + hw)
= 2(5m x 11m + 2m x 11m + 2m x 5m)
= 2(55m² + 22m² + 10m²)
= 2 x 87m²
=174m²//