Question

construct a square of side 4.2cm​

Answer 1

area of square

= side× side

= 17.64 cm^

Answer 2

Given : a square of side 4.2cm​

To Find : construct a square

Solution:

Step 1 : Draw a  line segment AB  =  4.2 cm

Step 2 : Draw  aright angle at A on AB using protractor / set square

Step 3 : Take a length of 4.2 cm on angle drawn from A and mark it as D

Step 4 : Draw  aright angle at B on AB using protractor / set square

Step 5 : Take a length of 4.2 cm on angle drawn from B and mark it as C

Step 6 : Join C and  D

ABCD is the requires square of side 4.2 cm

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