Rajani drew a set of lines in her notebook as shown below and started identifying the intersecting lines. 

Which of the above pair lines is/are intersecting lines?

Smitha drew these shapes below on chart paper and put numbers inside the shapes. Shown below is her work.

Which of the following number(s) can be found all three shapes, the square, the rectangle, and the circle?

In one game, a circle was drawn on the ground and two friends, Vinay$\left(\mathrm{A}\right)$ and Akhil$\left(\mathrm{B}\right)$ are standing on the circle. The third person, Veena standing inside the circle, is at an equal distance from $A$ and $B$.

Veena stated that she standing at the centre of the circle and she reasoned it by saying that she was standing at an equal distance from Vinay and Akhil.

Which of the following is true?

Anil drew three circles, $P, Q$, and $R$, where $Q$ and $R$ touch the circle $P$, as shown. $B$ is the centre of circle $P$. $A$ and $C$ are the centres of circles $Q$ and $R$ respectively. 

The diameter of circles, $P, Q,$ and $R$ are $30 \mathrm{cm}, 20 \mathrm{cm},$ and $18 \mathrm{cm}$ respectively.

Length of $BC$ is _____ $\mathrm{cm}$

Shown below is the design of a window grill. The distance between its two ends is $120 \mathrm{cm}$.

What is the distance between the centres of circles at both ends?

Ravi drew $6$ straight lines, $k, l, m, p, q, t$ in his notebook.

$\left(i\right)$ $l$ and $m$, are parallel to each other.

$\left(ii\right)$ $p$ is parallel to $l$ and $q$ is parallel to $m$.

$\left(iii\right)$ $k$ intersects $l$ and $t$ intersects $m$.

 Which of the following statements is/are true?

Shown below is a partly completed circular rangoli made by Suma. The interiors of different regions are marked with letters. $O$ is the centre of the circle.

Which of the following regions is a segment of the circle?