👤

The diameter of a circle is 8cm,what is its area?
A.50.24 cm
B.200.96 cm
C.25.12 cm
D.100.48 cm​


Sagot :

Answer:

A. 50.24 cm

Step-by-step explanation:

d = 8cm

r = d/2

r = 8/2 = 4

r = 4cm

A =

Answer:

A. 50.24 cm

Step-by-step explanation:

[tex]a \: = \: \pi {r}^{2} [/tex]

[tex]a \: = \: (3.14)(4)(4)[/tex]

[tex]a \: = \: (3.14)(16)[/tex]

[tex]a \: = \: 50.24[/tex]

diameter = 8

radius = 4

Hope it would help.