I need help with this one too!
1 answer:
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Answer:
y = -x + 5
Step-by-step explanation:
y = mx + b
m = -1/5
b = 5
Answer:
About 706.5 square inches.
Step-by-step explanation:
Surface area of a sphere is:
The radius is half the diameter. So, the radius of the given sphere is 7.5 in.
15/2 = 7.5
Find the surface area:
I use 3.14 for pi.
The surface area is about 706.5 square inches.
Hope this helps.