An object is launched from ground level with an initial velocity of 400 feet per second. to the nearest tenth of a second, how long does it take the object to reach a height of 650 feet? [use the formula h = -16t2 + v0t + s0.] a) 1.3 seconds b) 1.7 seconds c) 2.1 seconds d) 2.5 seconds

Apackage of bacon holds 15 strips of bacon. the pancake house uses 17 packages of bacon in the morning and 21 packages in the afternoon. how many more strips were used in the afternoon than the morning?

In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?