Two unidentified flying discs are detected by a receiver. the angle of elevation from the receiver to each disc is 39.48 degree. the discs are hovering at a direct distance of 826m and 1.296km from the receiver. find the difference in height between the two unidentified flying discs, to the nearest meter.

Ateacher has $80 to buy workbooks. each work book cost $3. if she buys as many workbooks as possible, how much money does she have leftover? a) $2 b) $4 c) $6 d) $8

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer

What is the prime factorization of 23 ?me with this question