The cosine of 30° is √3 / 2.
Since cosine is Adjacent over Hypotenuse, Hypotenuse = (2 / √3) * 9 = 18 / √3.
The cosine of 45° is √2 / 2.
Therefore, X = (2 / √2) * (18 / √3) = 36 / √6 = 18 / √1.5 = C
Hi,
Let assume a the width and b the length of the rectangular area.
Answer:
31,250
Step-by-step explanation:
32,000,000x0.5= 16,000,000
repeat the process 10 times and you've got 31,250