Cosine is adjacent/hypotenuse, so the answer is A: 25/24.
Remember this: SohCahToa
Soh- Sine=opposite/hypotenuse
Cah- Cosine=adjacent/hypotenuse
Toa- Tangent=opposite/adjacent
Hope that helps!
Answer:what!?
Step-by-step explanation:
(4/9)/(2/3)/(5/6)
First, invert and multiply. / Your problem should look like:

×
Second, invert and multiply. / Your problem should look like:

×

×
Third, apply this rule:

×

. / Your problem should look like:
Fourth, simplify 4 × 3 × 6 to 72. / Your problem should look like:
Fifth, simplify 9 × 2 × 5 to 90. / Your problem should look like:
Sixth, simplify. / Your problem should look like:

Original answer
: 
Answer as decimal: 0.8
56.52 inches because 18 is the diameter and 18 times 3.14 is 56.52
Figure 1. = 1,890 feet squared
figure 2. = 936 feet squared