Flash

Question 1

What is a line segment?

Answer 1

A straight line with a start and an end.

Question 2

What is a line?

Answer 2

A straight path that goes on forever in both directions.

Question 3

What is a ray?

Answer 3

A line that starts at one point and goes on forever in one direction.

Question 4

What are parallel lines?

Answer 4

Lines that never meet and stay the same distance apart.

Question 5

What are perpendicular lines?

Answer 5

Lines that cross at exactly 90° (a perfect corner).

Question 6

What is an acute angle?

Answer 6

An angle less than 90° (sharp and small).

Question 7

What is a right angle?

Answer 7

An angle of exactly 90° (perfect corner).

Question 8

What is an obtuse angle?

Answer 8

An angle greater than 90° but less than 180° (wide turn).

Question 9

What is a straight angle?

Answer 9

An angle of 180° (straight line).

Question 10

What is a reflex angle?

Answer 10

An angle greater than 180° but less than 360° (big loop).

Question 11

What is the sum of angles on a straight line?

Answer 11

180°

Question 12

What is the sum of angles around a point?

Answer 12

360°

Question 13

What are complementary angles?

Answer 13

Two angles that add up to 90°.

Question 14

What are supplementary angles?

Answer 14

Two angles that add up to 180°.

Question 15

What are vertically opposite angles?

Answer 15

Angles that are always equal when two lines cross.

Question 16

What is the sum of angles in any triangle?

Answer 16

180°

Question 17

What is an equilateral triangle?

Answer 17

A triangle with three equal sides and three 60° angles.

Question 18

What is an isosceles triangle?

Answer 18

A triangle with two equal sides and two equal angles.

Question 19

What is a scalene triangle?

Answer 19

A triangle with no equal sides or angles.

Question 20

What is an acute triangle?

Answer 20

A triangle where all angles are less than 90°.

Question 21

What is a right triangle?

Answer 21

A triangle with one 90° angle.

Question 22

What is an obtuse triangle?

Answer 22

A triangle with one angle greater than 90°.

Question 23

What is the sum of angles in any quadrilateral?

Answer 23

360°

Question 24

What is a parallelogram?

Answer 24

A quadrilateral with opposite sides parallel and equal.

Question 25

What is a rectangle?

Answer 25

A parallelogram with four right angles.

Question 26

What is a rhombus?

Answer 26

A parallelogram with four equal sides.

Question 27

What is a square?

Answer 27

A shape with four equal sides and four right angles.

Question 28

What is a trapezium?

Answer 28

A quadrilateral with one pair of parallel sides.

Question 29

What is a kite?

Answer 29

A quadrilateral with two pairs of adjacent equal sides.

Question 30

What does congruent mean?

Answer 30

Same shape and size (perfectly matching).

Question 31

What does similar mean?

Answer 31

Same shape, different size (angles equal, sides proportional).

Question 32

What is the centre of a circle?

Answer 32

The middle point of the circle.

Question 33

What is the radius?

Answer 33

The distance from the centre to the edge of the circle.

Question 34

What is the diameter?

Answer 34

The distance across the circle through the centre (2 × Radius).

Question 35

What is the circumference?

Answer 35

The distance around the circle (perimeter).

Question 36

How many degrees in a straight line?

Answer 36

180°

Question 37

How many degrees around a point?

Answer 37

360°

Question 38

What is the angle sum in a triangle?

Answer 38

180°

Question 39

What is the angle sum in a quadrilateral?

Answer 39

360°

Question 40

How do you calculate diameter?

Answer 40

Diameter = 2 × Radius