A21-meter tall tree near a building casts a shadow that is 24 meters long. the building casts a shadow thats 56 meters long. what's is the height of the building?

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Pamela has a 30-year, 5.75% mortgage on her $250,000 home. she has been paying on it for 5 years, and has recently hit some financial trouble. if her lender agreed to lower the interest rate on her $231,905.47 balance to 5.5%, what will her new payment be for the remainder of the loan?