# IGCSE Mathematics Paper-1: Specimen Questions with Answers 251 - 252 of 324

## Question number: 251

### Write in Short

The diagram shows an accurate drawing of a triangular field.

1 centimeter represents 12 meters.

Florentina walks along a straight path A to the side BC.

The path is always the same distance from AB and AC.

Using a straight edge and comp asses only. Construct the line of the path. You must show your construction Areas clearly.

### Explanation

If you see the phase ‘a line the same distance’ from the two other lines, this means ‘find the angle bisector’.

You must use a pencil, ruler and compass.

You will only get full marks if you leave on your construction lines and draw the line accurately.

Put the compass at A and do a sweep. Keeping the compass the same, move it to where the sweeps cross the two lines.

Do a sweep at each point.

Connect the intersection of the sweeps with the point A.

## Question number: 252

### Write in Short

The diagram shows the graph of Rachel’s journey on a motorway. Starting at A, she drove 24 kilometers to B at a constant speed. Between B and C she had to drive sloowly through road works. At C she drove a further distance to D at her original speed.

At what speed did she drive through the road works?

Give your answer in

### Explanation

i. Kilometers/minute,

Here

And,

So,

ii. Kilometers/hour.

Here find the