asked 134k views
5 votes
The circular face of a watch has an are that measures between 800 and 900 square millimeters. What can be the radius of the watch face? Use 3.14 for pi. 14mm

15mm
16mm
17mm

2 Answers

4 votes

The correct answer is:

C. 16 mm.

The radius of the watch face is 16 millimeters.


|Huntrw6|

3 votes

Answer:

Realistically the answer is 15.9-16.9 mm, but I would go with 16 because that answer is in BETWEEN. All you have to do is plugin for the area of a circle equation which is (pi)(radius)^2=(AreaOfCircle) to reach the answer you solve normally.

answered
User Tvanc
by
8.4k points
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