Class VII Mathematics
Chapter 11: Perimeter and Area
Standard NCERT & CBSE aligned study curriculum. Master concepts, track accuracy, revise weak areas, and challenge yourself with 9 customized practice modes.
Syllabus Sections
Key Formulas & Equations
Click Copy to duplicateArea of Parallelogram
A = b \times h
Multiplies base by perpendicular height.
Area of Circle
A = \pi r^2
Pi times squared radius.
Circumference of Circle
C = 2\pi r
Twice Pi times radius.
Related Formulas from Adjacent Chapters
Parallel Lines Alternate angles
\theta_{alt1} = \theta_{alt2}
[From Practical Geometry] Alternate interior angles are equal when lines are parallel.
Combining Like Terms
ax + bx = (a + b)x
[From Algebraic Expressions] Combines coefficients of identical variable bases.