Question

Q.2.The perimeter of a sector of a circle of radius 5.6 cm is 27.2 cm. Find the area of the sector.
Q.3.The sum of length, breadth and height of a cuboid is 19cm and its diagonal is 5v5 cm. Find its surface area
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Answer 1

Answer:

know 5x5 = 25 and 6x6 = 36, so the square root of 30 is somewhere between 5 and 6. We'll start out by guessing 5.5.

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