an object is launched straight upward from ground level with an initial velocity of 32 feet per second. the formula h=32t-16t² gives its height, h, in feet, after t seconds. at what time does the object hit the ground

What is a rational number between 9.5 and 9.7

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?