The first step in the process for factoring the trinomal x^2-3x-40 is to ?
1 answer:
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Answer:
22 feet
Step-by-step explanation:
Given
- In blue print,dimensions of rectangular balcony are, length(l)=1.75inch and breadth(b)=1inch
- The actual length(L)=7 feet
To find the actual perimeter, we need the breadth of balcony(B)
The ratio of length to breadth in blue print must be equal to the ratio of actual length to breadth
⇒
Therefore Breadth actually=4 feet
⇒Perimeter
Therefore perimeter of rectangular balcony= 22 feet