To the nearest hundredth, what is the area of a circle with a radius of 4 units?
A. 42.85 square units
B. 25.13 square units
C. 12.57 square units
D. 50.27 square units

Respuesta :

Babyen
Answer is D

Formula: A=(pi)r^2

So A=3.14(16)
A=50.27

Option D 50.27 square units.

How to find the area of a circle?

The area of a circle is related to its radius and a mathematical constant π whose approximated value is 3.142, and the area of the circle is πr².

How to Round off to the nearest hundredth?

Add 1 to the hundredth if the digit following the hundredth is more than or equal to 5. Remove the digit if not.

The solution to the given problem

The area of the circle is 3.142*4*4 = 50.272

Rounding off to the hundredth as after the hundredth place there is a 2 we will round off the answer to 50.27

The area of the circle with a radius of 4 units is 50.27.

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