Sin(72°)=x÷20ft.
sin(72°)×20ft.= 19ft 252 inches
the ladder reach 19ft 252 inches tall on the building.
Answer:
32
Step-by-step explanation:
Substitute p=-2 into the equation and solve.

Answer: m = 29
Step-by-step explanation:
first, swap the sides.
4m = 116
then, simply divide both sides.
m = 29
Is the value of u40.9 degrees