Answer:
5
Step-by-step explanation:
3² + 4² = 25
√25 = 5
use the formula
-4
plug in -2
-(-2)^2 = -4
4x + 2xy=
4×4 + 2×4×-3
= 16 + (-24)
= - 8
13 feet is remaining because
12 1/4-3 1/3 (12*4=48+1=49)(3*3=9+1=10)
49/4-10/3
196-40/12
13