Ms lopezs room is 10 feet wide and 12 feet long. what is the perimeter HEL

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

Hurry!me out! m c 8 10 12 gracie's art box has 5 less crayons, c, than three times the number of markers, m. function: c = 3m - 5 complete the table to show how the number of crayons depends on the number of markers. enter answers in order from top to bottom.

The height above the ground (in feet) of a ball dropped from the top of a 30-foot-tall building after t seconds is given by the polynomial: ? 16t^2+30 what is the height of the ball after 1/2 second?