Answer:
0.079mm2
Explanation:
1/4 x 3.14x 1mm x 1mm= 0.079mm2( correct to hundredth place)
= 0.0785mm2
.79 mm^2
First find the area of the circle
A = pi r^2
A = 3.14 (1) ^2
A = 3.14
Now we have 1/4 of the circle
The area is 1/4 of the full area
1/4 *3.14
.785
Rounding to the nearest hundredth
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