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erastovalidia [21]
3 years ago
8

Determine the surface area of this

Mathematics
2 answers:
Anvisha [2.4K]3 years ago
8 0
209.22 because A= pi *r * l + pi r^2
Savatey [412]3 years ago
3 0

Answer:

209.22cm²

Step-by-step explanation:

A=πrl+πr2

l=r2+h2

Solving forA

A=πr(r+h2+r2)=π·4·(4+122+42)≈209.21889cm²

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A coffee table is on sale for 20% off the original price of $115. If there is 7.5% sales tax, what is the final price of the cof
alekssr [168]

Answer:

98.9

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7 0
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In a 30cm by 25cm rectangle, a quadrant of a circle of radius 7cm has been cut away from each corner. What is the perimeter of t
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Answer:

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Step-by-step explanation:

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5 0
4 years ago
All prime numbers have 2 factors true or false
nexus9112 [7]
Yes true. the answer is true
3 0
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