90 degrees. A right angle like this one is always 90 degrees.
A.
Two negatives form a positive,
+5 ≠ -5
The rate of change would be D. 4
The complete question in the attached figure N 1
see the attached figure N 2 to better understand the problem
we know that
sin 26°=y/14-------> y=14*sin 26°------> y=6.14 ft
the answer is<span>
The height of the ramp is about 6.14 ft</span>
You would throw a baseball 9 feet and your friend would catch the baseball. Hope this helps!