Answer:
area of a circle = pi*r^2
3 = pi*r^2
r^2 = 3/pi
r = √(3/pi)
diameter = 2*r = 2*√(3/pi)
Answer:
Um i know a good sight that will do this for you it picture homework
Step-by-step explanation:
Answer:
The rock splashes down when h(t) = 0. Set h(t) = 0 and solve for t using quadratic formula.
0 = − 4.9t^2 + 178t + 325
t = 38.07, -1.74
(Throw away the negative answer, since time can't be negative.)
t = 38.07 sec
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Answer:
Step-by-step explanation:
ΔABC and ΔADB are similar (AAA).
Therefore the corresponging sides are in proportion:
Substitute:
<em>cross multiply</em>
Omg don’t catfish it’s so damaging to your own self confidence!
