## Question 18

In diagram \[\left| QR \right|=10m,\text{ }\left| SR \right|=8m,\]\[\angle QPS={{30}^{\circ }},\angle QRP={{90}^{\circ }}\text{ and }\left| PS \right|=x\]find *x*

waecmaths question:

In diagram \[\left| QR \right|=10m,\text{ }\left| SR \right|=8m,\]\[\angle QPS={{30}^{\circ }},\angle QRP={{90}^{\circ }}\text{ and }\left| PS \right|=x\]find *x*

waecmaths question:

A sector of a circle which subtends 172^{o} at the centre of the circle has a perimeter of 600cm. Find, correct to the nearest cm, the radius of the circle [Take $\pi =\tfrac{22}{7}$]

waecmaths question:

The radii of the base of two cylindrical tins *P* and *Q* are *r* and *2r* respectively. If the water level in *P* is 10cm high. What would be the height of the same quantity of water in *Q*

waecmaths question:

In what modulus is it true that 9 + 8 = 5

waecmaths question:

Find the number of terms in the Arithmetic Progression (A.P) 2, –9, –20, …. –141

waecmaths question:

Each exterior angle of a polygon is 30^{o}. Calculate the sum of the interior angles

waecmaths question:

The probability of an event *P* happening is $\tfrac{1}{5}$ and that of event *Q* is $\tfrac{1}{4}$. If the event are independent, what is the probability that **neither** of them happens

waecmaths question:

In the diagram, *O* is the centre of the circle $\overline{PR}$is a tangent to the circle at *Q* and $\angle SOQ={{86}^{\circ }}$ Calculate the value of $\angle SQR$

waecmaths question:

If a number is selected at random from **each** of the sets *P* = {1, 2, 3} and *Q* ={2, 3, 5}. Find the probability that the sum of the number is prime

waecmaths question:

Determine the value of *m* in the diagram