Answer:
.
Implied: .
Step-by-step explanation:
Get rid of the denominator by multiplying both sides of this equation with :
.
Isolate by moving
to the left-hand side of the equation. That is: add
to both sides of this equation.
.
By the symmetric property of equalities,
Answer:
The flagpole is 40 feet tall.
Step-by-step explanation:
So, we are looking for the height of the flagpole. Let <em>h</em> represent this height.
Boy - 5 feet in height and casts a 20-foot shadow
Flag pole - <em>h</em> feet in height and casts a 160-foot shadow
The relationship looks something like this:
5 : 20 :: h : 160
or
Now, we can cross multiply to find h!
So, the flagpole is 40 feet tall
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