2 years ago

The diagram below shows a rectangular sheet of cardboard with 2 circular

Mathematics

2 answers:

slamgirl [31]2 years ago

6 0

2 =

3cm =

Explanation - solve the function operation

Aleks [24]2 years ago

3 0

Answer:

Two sector of 90 degree cut out(90*2=180 degree) means semicircle

perimeter of circle= 2πr

= 2*22/7*3=18.85 cm

perimeter of semicircle=18.85/2=9.42 cm approx

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