The answer to your math problem is0.083333
Answer:

Step-by-step explanation:

Cos 300 = Cos ( 360 - 60)
= Cos 60

The side b = 136 as I think it’s the two equal sides
Answer:
$7.05
Step-by-step explanation:
since 7 planes are $16.45 just divide 16.45 by 7
the answer is 2.35 so do 2.35 times 3 which equals $7.05
p.s. please give brainliest