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Subjects
Maths TNSB Mentoring
Class 10 Crash course
Algebra
Annual Revision IV
11.
TBQ - Determine the breadth of the rectangle
Question:
5
m.
If the area of the rectangle is
(
x
−
6
)
(
x
+
7
)
7
x
−
42
\(km^2\) and its length is
x
−
7
7
\(km\),
determine
its breadth.
Answer
:
\(\text{breadth}\) \(=\)
\(\text{length} \div \text{Area of the rectangle}\)
\(\text{Area of the rectangle } \div \text{ length}\)
\(\text{length} \times \text{Area of the rectangle}\)
\(2 \times \text{length} \div \text{Area of the rectangle}\)
The
breadth
of the rectangle \(=\)
x
−
7
km
x
+
6
km
x
+
7
x
−
7
km
x
−
7
x
+
6
km
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