Question

I WILL GIVE BRAINLIEST. PLZZZ HELP ME!!!!!!

A colony of bacteria forms a circle with a diameter of 80 mm. What is the area of the
colony?
$(\pi = 3.142)$
50.3 cm
20.100 mm
5030 cm
50 3 mm​

Answer 1

answer:

area = r² * π

40² *π

1600 * 3.142 = 5027.2 cm²

Explanation:

if the diameter is 80 then this is the asnwer , and the diameter divide it by 2 so u can find the radius