1.

a student takes a rectangular piece of paper 30 cm long and 21 cm wide . find the area of the biggest circle that can be cut out from the paper

Answer»

Answer:

Step-by-step explanation:

→ Area of the paper=l*B       [SINCE its a rectangle]

=30*21

=630 SQUARE cm

→ Now the radius of the LARGEST circle will be 10.5 cm

→ Hence the area of the circle so formed will be 346.36

→ And the area of the left portion will be =630-346.36

 =283.64



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