18.75 centimeters because it’s 37.5 divided by 2
Answer:
I believe the answer is B
The exact value for cos(pi/16) would be :
cos (pi/16) = +/- √1+cosa/2
cos (pi/4) = sqrt2/2
Hope this helps
The answer tothis question is two
R=23 because its slope the formula is Y-Y/X-X