Answer:
B
Step-by-step explanation:
Using the cosine ratio in the right triangle and the exact value
cos45° = 
, then
cos45° = 
= 
= ( cross- multiply )
c = 3
Answer:
x=1, y=8
Step-by-step explanation:
Plug y=8x into y=10x-4.
8x=10x-4
Subtract 10x from each side.
-2x=-2
Divide each side by -2.
x=1
Plug x=1 into y=8x.
y=8(1)
y=8
The answer is 84 3/8 because 672 and the left over 3 so it would be 84 3/8.
Hope I Helped!!!!!!!!
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Answer:
9
Step-by-step explanation:
they said that m=6 which you can plug in into the problem, now that you know what 'm' is. It will look like this:
6/2 + 6 = ?
6 divided by 2 = 3 so it'll look like this
3 + 6 = 9
A real number is rational, if it is the ratio of two integers. Otherwise it is called irrational. If D<span> is the diameter of circle, then </span>C<span> = </span>π D<span> is it's circumference.</span>
