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RUDIKE [14]
4 years ago
14

12. The figure shows a cylindrical coin of height 2 mm. If the volume

Mathematics
2 answers:
nata0808 [166]4 years ago
7 0

Answer:

Step-by-step explanation:

πr²h = 515

3.14*r² * 2 = 515

r^{2}=\frac{515}{3.14*2}=82.01\\r=\sqrt{82.01}=9.055=9.05

r = 9.05mm

Novay_Z [31]4 years ago
6 0
515 divided by 2 = x
x divided by pi = y
Square root of y = radius

Sorry. I don’t have a calculator on me but these are the steps.
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