Telangana Board Solutions for Chapter: Area and Perimeter, Exercise 7: Exercise - 5

If the circumference of a circle is $\mathrm{k} \mathrm{cm}$, whose radius is $15.4\mathrm{cm}$. Then find the value of $\mathrm{k}$.

(Take $\mathrm{\pi }=\frac{22}{7}$)

Find the circumference of a circle in $\mathrm{cm}$, whose diameter is $17.5\mathrm{cm}$.

(Take $\mathrm{\pi }=\frac{22}{7}$)

Find the circumference of a circle in $\mathrm{cm}$, whose diameter is $5.6\mathrm{cm}$.

(Take $\mathrm{\pi }=\frac{22}{7}$)

Find the circumference of a circle in $\mathrm{cm}$, whose diameter is $4.9\mathrm{cm}$.

(Take $\mathrm{\pi }=\frac{22}{7}$)

Taking $\mathrm{\pi }=3.14$, Find the circumference of a circle in $\mathrm{cm}$, whose radius is $8\mathrm{cm}$.

Taking $\mathrm{\pi }=3.14$, Find the circumference of a circle in $\mathrm{cm}$, whose radius is $15\mathrm{cm}$.

Taking $\mathrm{\pi }=3.14$, find the circumference of a circle in $\mathrm{cm}$, whose radius is $20 \mathrm{cm}$.

Calculate the radius of a circle in $\mathrm{cm}$, whose circumference is $44 \mathrm{cm}$. $($Take $\mathrm{\pi }=\frac{22}{7})$