Answer:
Step-by-step explanation:

The angle is 3 and 1 diameter
Answer:
note that when opening the bracket the value outside the bracket with be used to multiply all the values inside the bracket... for example -(3/4+2/5) the (-) subtraction sign will be used to multiply all the values in the bracket including the addition sign therefore changing plus to minus
Answer:
The answer is 9.63
I got this answer from khan academy.