9,899 = 206x
He divided by 206
He got 48.053 and rounded up to 49
My using the equation, we can see that he is correct.
Answer:
HIIIIIIII NMMNDKK F.
Step-by-step explanation:
Perimeter = x + 5x - 2 + 7x - 4
= 13x - 6 meters answer
First find the area of the rectangle, then remove the circular area.
AB * AJ = 8 * 18 = 144 sq cm
Circle =

=

=3.14 * 16
=50.24 sq cm
144 - 50.24 = 93.76 sq cm shaded area.