let's find the area of the outer circle and the inside circle
the inside's circle area
A= π x 6²=36π
the outer's
A' = π x 4x²= 4πx²
A'-A=4πx²- 36π=160πcm² equivalent to x²- 9=40, so x²=49 implies x =sqrt(49)=7, x=7.
Answer:
The answer is 5 over 7
Step-by-step explanation:
9514 1404 393
Answer:
9.6 kW
Step-by-step explanation:
The product of volts and amps is watts. Here, that product is ...
(240 V)(40 A) = 9600 W
1000 W is 1 kW, so this quantity is 9.6 kW
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This tells the power consumption. The "rating" may be different.
Step-by-step explanation:
X is 24