If we consider that the figure is a square and the white region of the figure is a circle, the area of the shaded region is:

$S=S_{square}-S_{circle}=\ell^2-\pi r^2=10^2-\pi5^2=100-25\pi\\\\
S\approx100-25\cdot3.14=100-78.5\\\\
\boxed{S\approx21.5~cm^2}\Longrightarrow Alternative~D$

7 0

3 years ago

Which inequality best represents the situation? A bamboo stalk grows at a rate of 3 centimeters per day. Lisa plants a 9-centime

pav-90 [236]

Let x represent the days it will take for the stalk to be at least 300 cm tall

3x+9≥300
3x≥291
x≥97

8 0

3 years ago

Which expression is equivalent to "9 more than the quotient of x and 5"?

Gnoma [55]

Answer:

x/5+9

Step-by-step explanation:

4 0

3 years ago