Dre' wants to add 1 foot of grass all around his doghouse for a dog run. if the doghouse is 2 feet by 5 feet, what would the area of the grassy region be

If a and b are the measures of two first quadrant angles and sin a = 4/9 and sin b = 2/5 find sin(a+b).

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?