Answer:
A = 38°
Step-by-step explanation:
We are going to use cosine law to find angle A where
a = 4.7
b = 3.9 m
c = 2.9 m
or
cos A = [(4.7)^2 + (3.9)^2 - (2.9)^2]/2(4.7)(3.9)
= 28.89/36.66
= 0.788
A = arccos(0.788) = 38°
268.08 inches3
10,000,000,000,000,000,000,000,000,000,000,000,000,000,000
10,000,000,000,000,000,000 x 1,000,000,000,000,000,000,000,000 =
n=3.5
2²=4
14÷4=3.5
3.5×4=14
3.5×2²=14