The light from a lamp casts a shadow of a man standing 10 feet away from the lamppost. the shadow is 7 feet long. the angle of elevation from shadow to the lamp is 50° to the nearest foot, the lamppost is tall.

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Will mark the brainliest.paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each?

Find all the angles that satisfy the equation cos(θ)=32