Answer: 135
Step-by-step explanation: All you need to do is 180-45=135.
Answer:
hours
Step-by-step explanation:
First let's get the flat fee of 14 out of the way, because he wants to earn 86 dollars and the 14 dollar fee is the y intercept.

We would then divide 72 by the slope (14 per hour) to see how many hours he has to work:

I would just simplify because this decimal isn't exact

So 36/7 hours
Answer:
124
Step-by-step explanation:
360 - (90+146) = 124
Answer:
Step-by-step explanation:
length=4×28=112 mm=11.2 cm
three centers form an equilateral triangle each side=2×28=56mm=5.6 cm
to find the height
h=√(5.6²-2.8²)=2.8√3
width=2.8+2.8√3+2.8=5.6+2.8√3=2.8(2+√3)
area=11.2×2.8(2+√3)≈117.03 7cm²≈117 cm²