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Maths CBSE Mentoring
Class 9 Mentoring product (2026-27)
Measuring Space: Perimeter and Area
Heron’s Formula
1.
Semi-perimeter: Complete the table
Question:
1
m.
Complete the table given below:
\(a\)
\(b\)
\(c\)
\(s\)
15
\(cm\)
15
\(cm\)
14
\(cm\)
\(cm\)
[
Hint
: \(a\), \(b\) and \(c\) are the side lengths of a triangle and \(s\) is the semi-perimeter]
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