Mathematics: • Geometry of straight lines and Construction

Choose the correct answer:

A straight line is a set of points with no definite ____ point or ____ point.

• no short point or long point

• space point or shape point

• starting point or end point

• intersecting point or perpendicular points

Draw the perpendicular segments of the following:

AB⊥DE with ABE = 90

Answer explanation

Choose the correct answer:

Parallel lines are...

• two lines when the perpendicular distance between them is at a constant

• two lines that intersect to form 30°

• two lines that intersect to form 90°

• two lines that meet to form a polyhedron

Highlight the two line segments that are parallel. Then write down them down with the symbol indicate that they are parallel under the image.

Answer explanation

CD||EB or

CD||AB

The image presented is an example of

• Parallel lines

• Line segments

• Perpendicular lines

• Ray

Identify each of the following angles as acute, right, obtuse, straight, reflex or revolution. Write down the correct answer under the relevant angle.

Answer explanation

Draw an angle of 145°.

Do not forget to indicate the angle.

Answer explanation

Draw and indicate a revolution on the image provided.

Answer explanation

The revolution is one complete turn.

Describe a scalene triangle and draw it.

Answer explanation

Scalene Triangle have no equal angles and no equal sides.

Isosceles have two equal sides and two angles equal.

Draw an isosceles triangle that illustrate the above statement.

Answer explanation