For positive acute angles A and B, it is known that sin A = 21/29 and cos B = 7/25. Find the value of sin(A + B) in simplest form.

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station. he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%