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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<span>Divide 192 by <span>600 192</span>/600; Multiply both numerator & denominator by 100 192/600×100/100 = 32/100 = 32%.
So the answer is 32%
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Answer:
46 degree
I hope this will help you
Answer:
AC = 17.3
Step-by-step explanation:
AC = √c2 - b2
= √18.6862701378782 - 72
= √300.17669166575
= 17.32561
= 17.3
Answer:
93
Step-by-step explanation:
15 x 5 = 75 + 18 = 93