A boy stands on a sidewalk looks up at a tall building and wonders how tall it is find tall of the building and show all work used to find answers

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

What is the distance from (–3, 1) to (–1, 5)? round your answer to the nearest hundredth. (4 points) a. 3.60 b. 4.12 c. 4.47 d. 5.66