Answer:
A
=
120
Step-by-step explanation:
A
=
h
b
b
2
=
16
·
15
2
=
120
At the 3/4 marker, the rider can collect a green ribbon and a blue ribbon.
Because 3/4 is the 3rd stop for a blue ribbon and 3/4 is the 6th stop for a green ribbon.
Sin404 = sin(360 + 44)
as sin(360 + α) = sinα
= sin44
L x (times) w ( length times width) 9x4=36 I think.