Answer:
D. 25% decrease
Step-by-step explanation:
Since it's clear that they read less books to find how much it decreased we multiply 100 with 15 then divide it by 20
100 × 15 ÷ 20 = 75 this result shows a 25% decrease.
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(X+12)^2 -18-(24/2)^2
(X+12)^2 -18-144
(X+12)^2-162
Your answer is 1.
Given data:
The given composite figure.
The given radius is r=(7 m)/2 =3.5 m.
The length of the rectangle is,
The area of the given figure is,
Thus, the area of thhe composite figure is 38.51 sq-meter.
