Question

Which chart is correctly developed with the circumference and the area of a circle with a radius of 5 cm?(1 point)
Responses

Radius Circumference Area
5 cm 62.8 cm 314 cm2
314

cm
2


Table with 3 columns and 2 rows.Row 1: Column 1, 'Radius'; Column 2, 'Circumference'; Column 3, 'Area' Row 2: Column 1, '5 cm'; Column 2, '62.8 cm'; Column 3, ' 314 cm2
314

cm
2
'

Radius Circumference Area
5 cm 31.4 cm 78.5 cm2
78.5

cm
2



Table with 3 columns and 2 rows.Row 1: Column 1, 'Radius'; Column 2, 'Circumference'; Column 3, 'Area' Row 2: Column 1, '5 cm'; Column 2, '31.4 cm'; Column 3, ' 78.5 cm2
78.5

cm
2
'

Radius Circumference Area
5 cm 78.5 cm 31.4 cm2
31.4

cm
2


Table with 3 columns and 2 rows.Row 1: Column 1, 'Radius'; Column 2, 'Circumference'; Column 3, 'Area' Row 2: Column 1, '5 cm'; Column 2, '78.5 cm'; Column 3, ' 31.4 cm2
31.4

cm
2
'

Radius Circumference Area
5 cm 15.7 cm 19.63 cm2
19.63

cm
2

Answer 1

The correct chart is the one with Circumference = 31.4 cm and Area = 78.5 cm².

Reason: C = 2πr = 2π(5) = 10π ≈ 31.4 cm; A = πr² = π(5²) = 25π ≈ 78.5 cm² (using π ≈ 3.14).