Answer:
Since 81° is less than 90, we can express this in terms of a cofunction. sin(θ) = cos(90 - θ) sin(81) = cos(90 - 81) sin(81) = cos(9)
Step-by-step explanation:
Step-by-step explanation:
h(-1) -g(-1)=2(-1)^2-1-1+4+5
=2-2+9
=9
Answer:
d = s x t
Step-by-step explanation:
The formula for distance.
Average speed the others are categorical.
Answer:
49
Step-by-step explanation:
20+4=24 24+25=49