Bricklayers use the formula 7ch to estimate the number of bricks needed to build a wall of length and height h, where ( and h are in feet. Solve the formula for h. Estimate the height of a wall 28 ft long that requires 1568 bricks.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Calculate the effective quarterly compound interest rate equivalent to a 1% of monthly compound interest rate.

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? 0.62 0.78 0.84 0.96