Remember we can do anything to an equation as long as we do it to both sides
and adding a negative of something cancels it so
-2d+3=17+5d
isoltate unknown
add 2d to oth sides
3=17+7d
subtract 17 from both sides
-14=7d
divide 7
-2=d
(-18-4)+(4-14)
(-22)+(-10)
-22-10
-32
hope this helps! :)
The area of the base is 25, and the height is 12+12*2=36, so the volume is 25*36=900.
Answer:
B
Step-by-step explanation:
Formule for volume of cone:
V=πr2h
(Disregard the pi, Multiply the radius and height)
9 × 9 × 12
81 × 12
972
972π sq. units