SmartBoy56564
Answered

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Work out the area of a circle with diameter 1.8cm.
Take pi to be 3.142 and give your answer to 1 decimal place

Work Out The Area Of A Circle With Diameter 18cm Take Pi To Be 3142 And Give Your Answer To 1 Decimal Place class=

Sagot :

2.5 cm

Step-by-step Explaination:

Diameter = 1.8 cm

Radius (r) = 1.8/2 = 0.9

According to formula...

Area of circle = π(r)^2

= 3.142 * 0.9 * 0.9

= 2.54502 cm

  • Answer to 1 decimal place :-

  • 2.5 cm...ans

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