Respuesta :

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

Hope it helps you!!