Answer:

Step-by-step explanation:
Given

Required
Find V when

Substitute
for r in 

Open bracket


Simplify the fractions

Let

So:




Answer:
the slope is
3
- ----
2
Step-by-step explanation:
IDK, but this is the correct answer, may i please have brainliest
Answer:
239 Feet
Step-by-step explanation:
Area of prism = area of base * height
= ( 312 * 5 ) * 112 = 174720 cubic inch
Answer:
By hypotenuse - side test (HL) the two triangles are congruent.
Step-by-step explanation:
In ∆ABC and ∆DCB
i) angleABC = angleDCB.....(each 90°)
ii) BC = BC .....( common side)
iii) AC = DB.....(given)
therefore by hypo-side test ∆ABC congruent ∆DCB