pls help
diameter is 8 and height is 7
Find the surface area of the cone. Use 3.14 for
π
D-8
h-7
4 answers
will someone help me
the slant height s is found by s^2 = 4^2 + 7^2
(draw a side view to see this)
Now, just use your area formula
a = πr^2 + πrs
(draw a side view to see this)
Now, just use your area formula
a = πr^2 + πrs
468.23 is the answer then
1 answer