Question

A table top is circular in shape with diameter 2.8cm. Area of this table top is ___________.

Answer 1

Answer:

61.6 cm square

Step-by-step explanation:

By using the formula

Area of circle

$= \pi \: r ^{2}$

Answer 2

★Question :

➙ A table top is circular in shape with diameter 2.8cm. Area of this table top is ?

★Answer :

Given that ,

• Diameter = 2.8cm
• radius = D/2 = 2.8/2 = 1.4cm
• Area of table top = πr²/2

Solution ,

=> ( 22/7 × 1.4 × 1.4 ) / 2

=> ( 22/7 × 1.96 ) / 2

=> 3.08m²