Answer:Bill
Step-by-step explanation:
Because Bill scored to the nearest 100
We can use trigonometry. The cosine of 15 will be the side adjacent to the 15-degree side (the one we are looking for) divided by 20, the hypotenuse. As cos(15) is about .966, we get 19.32 as the side we are looking for.
Step-by-step explanation:
The first set is equivalent.
We obtain the right-hand side by swapping places of the terms.