Answer:
cosA = 
Step-by-step explanation:
cosA =
=
= 
I think the answer is 8
but im not 100% sure
Answer:
B. 70
Step-by-step explanation:
Answer:
The expression is equal to

Step-by-step explanation:
Let
x ----->the distance, in miles, driven by Mr. Roberts on Tuesday
y ----->the distance, in miles, driven by Mr. Roberts on Monday
we know that
-----> equation A
-----> equation B
solve by substitution
Substitute equation B in equation A and solve for x

65 is 52% of 125.
I do the IS over OF operation when finding a percentage, where you multiply the is by 100 then divide by the percentage.