Answer:
Sin^2x+tan^2x=sec^2x-cos^2x is an identity
Step-by-step explanation:
pictomath
The anwser your looking for is..."A"
So you divide by 2 because there is 2 buildings. You get 760. Now, just take 200 away from one building, and 200 away from the other, and you get 560 for Building A, and 960 from Building B.
Actually it's not 1
330 in 4th quadratic is just 30 in 1st and cos is +ve
so you have
sqrt(3)/2 ^2 = 3/4 = 0.75
5 yards / 2 people = 2.5 yards of ribbon each