Answer:
0.97
Step-by-step explanation:
It is known that the tangent of an angle is given by the quotient between its sine and its cosine.

Applying the following property:

The cosine of that angle is 0.97.
I think the answer is C) slant height<span />
Answer:
256
Step-by-step explanation:The total amount os students is 1640 which is equivalent to 100% so we get 50% of 1640 which is equall to 820 students after that we also find 35% of 1640 which is equall to 564 students. After that we sum them up which we get 1384 students and subtract it from 1640 and get 256 students.
You would save $2.25 hope this helps