From the diagram, which of the following statement are true?

I.  m = q

II. n = q

III.n + p =180^o

IV. p + m =180^o

Factorize the expression $am+bn-an-bm$

 A circle is divided into two sectors in the ratio 3 : 7. If the radius of the circle is 7cm, Calculate the length of the minor arc of the arc

In the diagram $MN\parallel OP,\angle NMQ={{65}^{\circ }}$ and $\angle QOP={{125}^{\circ }}$ what is the size of $\angle MQR$?

The height of a cylinder is equal to its radius. If the volume is 0.216π m³. Calcualte the radius

 What is the value of 3 in the number 42.7531?

The length of a piece of stick is 1.75m. A girl measured it as 1.80m. Find the percentage error.