Science, asked by kingkordan557, 7 months ago

The area of a coin toss s 0.8cm.calculate it's area

Answers

Answered by dalfinmcbiology
0

Answer:

Diameter of coin (d)=1m

∴ Radius of coin (r)=

2

1

=0.5m

⇒ Area of 4 sectors =4×

360

o

θ

×πr

2

⇒ Area of 4 sectors =4×

360

o

90

o

×3.14×(0.5)

2

⇒ Area of 4 sectors =0.785cm

2

⇒ Side of square =0.5+0.5=1m

⇒ Area of square =(side)

2

=(1)

2

=1cm

2

⇒ Area of shaded region = Area of square - Area of 4 sectors.

⇒ Area of shaded region =1−0.785=0.215cm

2

Explanation:

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Answered by virat394
0

answer of question is

0.8

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