Answer:

Step-by-step explanation:
Since we know the values of a, b, and c, we can substitute them into our expression and get the value.

A negative multiplied by a negative gets us a positive.

Adding a negative is the same as subtracting a positive.


Hope this helped!
Answer:
see the attachment
Step-by-step explanation:
AB = 24
BC = 45
AC = 51
cos C = adjacent / hypotenuse
cos C = BC / AC
cos C = 45/51
Answer:
thay still give you the same answer
Step-by-step explanation:
2x3x4=24
while bxh
6x4 =24
do good
Answer:
-2
Step-by-step explanation: