Mensuration - II (Area of Circle) — Maths STD 7 — Question
Maharashtra BoardEnglish MediumSTD 7MathsMensuration - II (Area of Circle)2 Marks
Question
Find the area of a circle whose radius is:
7km.
✓
Answer
We know that the area A of a circle of radius r is given by A $=\pi\text{r}^2$
Here, r $=7\text{km}$
$\therefore\text{A}=\frac{22}{7}\times\text{7}^2=154\text{km}^2$
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