A Rocket is launched from the top of an 30 foot cliff with an initial velocity of 160 feet per second. The height, h of the rocket after t seconds is given by the equation h=16t2+160t+30.how long after the rocket is launched will it be 20 feet from the ground

Answer this question only if you know the 30 points and

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.