Answer:
so far i think 9 but that's all I know for how
Step-by-step explanation:
image them turning into triangles
Divide each term by πr2 π r 2 and simplify. Divide each term in πr2h=V π r 2 h = V by πr2 π r 2 .
Answer:
The arc length of the semicircle is
or 
Step-by-step explanation:
The complete question in the attached figure
we know that
The circumference of a semicircle is given by the formula

where
D is the diameter of the semicircle
we have

substitute

----> exact value
Assume

----> approximate value
therefore
The arc length of the semicircle is
or 
Answer:
y = -9
Step-by-step explanation:
Answer:
Dividing two negative values results in a positive value. Reorder −10 - 10 and 5x2 5 x 2 . Rewrite in slope-intercept form. Using the slope-intercept form, the slope is 52 .
Step-by-step explanation: