If an object is propelled straight upward from ground level with an initial velocity of 176 feet per second, its height h in feet t seconds later is given by the equation h=-16t^2+176t. After how many seconds is the height 288 feet?

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Which equation can be solved to find one of the missing side lengths in the triangle? cos(60o) = cos(60o) = cos(60o) = cos(60o) = mark this and return

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?