Answer:
x - 3
Step-by-step explanation:
let's call the unknown number x to express its value that's three less than actual number we say x - 3
Answer: 30
Step-by-step explanation:
Step-by-step explanation:
sorry for the rough handwriting but that's that
Answer:
10.5 in
Step-by-step explanation:
Given

Required
Find length AC
The question is not detailed enough; so, I'll assume that b represents line AC.
Having said that;
We start by multiplying both sides by b



Divide both sides by tan(55)


Find tan(55)


<em>(Approximated)</em>
<em />
Length AC is 10.5