Estimate the square root to the nearest integer and tenth 60

Step 1: Calculate

We calculate the square root of 60 to be:

√60 = 7.74596669241483

Step 2: Reduce

Reduce the tail of the answer above to two numbers after the decimal point:

7.74

Step 3: Round

Round 7.74 so you only have one digit after the decimal point to get the

7.7

To check that the answer is correct, use your calculator to confirm that 7.72 is about 60.

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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