Answer:
78.5 cm²
Explanation:
Diameter = 10 cm
Formula
Radius ( r ) = Diameter/2
r = 10/2
r = 5 cm
Formula
Area of circle = πr²
Note
The value of π is 3.14 ( approximately )
Area of circle
= 3.14 × 5²
= 3.14 × 5 × 5
= 3.14 × 25
= 78.5 cm²
Hence,
The area of circle is 78.5 cm².