Question

find the area of the cricle with diameter 1.4 cm​

Answer 1

Answer:

Here ,

Given ,

Diameter = 1.4 cm

Radius = 1.4/2

= 0.7

= 7/10

Area of circle = πr^2

= 22/7 × 7/10 ×7/10

= 77/50

= 105.4 cm^2

Step-by-step explanation:

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Answer 2

Area of Circle = πr²

Here, diameter = 1.4 cm

radius = diameter/2 = 0.7cm

Area of the required circle = π*0.7²

= 3.14* 0.49

= 1.54 cm²