What would
be the value of pearson’s r (simply the square root of r2)? r² = 0.785

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

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Can someone me and explain..will award brainlest!