Find the unknown of a parrallegram if its lower base is 16 cm and right leg is of 10 cm find its height

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?

Given sin∅ = 1/3 and 0 < ∅ < π/2 ; find tan2∅ a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction