Let x be the number of square feet to be mowed
215 square feet take 22 minutes
x square feet take 12 minutes
11.8/2 = 5.9
5.9 squared is <span>34.81
34.81 multiplied by pi is </span>109.358840271
Answer:
152
Step-by-step explanation:
12+16=28 so 180 is the total and 180-28=<u>152</u>
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Answer:
D,
Step-by-step explanation:
the volume of a sphere is 4/3πr^3
The answer is 5. If you do 3/8 x 4 you get 1.5, if you multiply 1/2 x 3 you get 1.5, if you do 1/4 x 3 you get .75 and if you do 5/8 x 2 you get 1.25. So, 1.5 + 1.5 + .75 + 1.25 = 5
