Lhuckabee
02.10.2019 •
Mathematics
In right triangle def, fe=5 and angle f=40°. find de to the nearest tenth.
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Ответ:
For this case, we have that by definition:
So:
We have to:
Substituting:
Rounding:
Ответ:
x = 16
Step-by-step explanation:
Assuming the question is asking to solve for
,
We can translate the statement "three less than x is equal to 13" into:
Three less than x is "x" minus 3equals to 13 means "=" 13Thus we can write
[as above]
Solving for x gives us:
x is 16