1 and 1/5
If we are subtracting
we know that

we have

substitute the value of
in the expression above

therefore
<u>the answer is</u>

Answer:
the ratio of the adjacent side to the hypotenuse is a function of the angle c, so we can write the symbol as cos(c) = value. 90
Step-by-step explanation: You can also see that 40 + 41 + 9 = 90. hope this helps