Answer:
cos R = .38
Step-by-step explanation:
First you need to find the length of the hypotenuse.
Use a squared + b squared = c squared
100 + 576 = c squared
square root of 676 is 26
CosR is adjacent over hypotenuse.
Adjacent is 10
Hypotenuse is 26
10/26 = .38
The answer would be:
6x - 7
I hope this helped you,
Have a great day
Answer:
168
Step-by-step explanatio16n:
V = lw ·h/3
