The diagram shows a metal plate in the shape of a rectangle. The rectangle has length 20 cm and width 12 cm. Two identical circl
es, each of diameter 6 cm, have been cut out of the plate. Work out the area of the shaded region of the metal plate. Give your answer correct to the nearest cm2. *will mark brainliest*
1 answer:
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Given:
The recurring decimal is .
To prove:
Algebraically that the recurring decimal can be written as
.
Proof:
Let,
Multiply both sides by 100.
...(i)
Multiply both sides by 10.
...(ii)
Subtract (i) from (ii).
Divide both sides by 900.
So, .
Hence proved.