# revision

what is a corresponding angle?
The angles that occupy the same relative position at each intersection where a straight line crosses two others
1 of 9
what do the angles in a triangle add up to?
180 degrees
2 of 9
what is an isosceles triangle?
a triangle with two equal sides.
3 of 9
what is an equilateral triangle?
a triangle with all equal sides
4 of 9
what is a scalene triangle
a triangle with no equal sides.
5 of 9
definition of a rhombus
A parallelogram with opposite equal acute and obtuse angles and four equal sides.
6 of 9
definition of a trapezium
a quadrilateral with no parallel sides
7 of 9
definition of a square
A plane figure with four equal straight sides and four right angles.
8 of 9
definition of a rectangle
A plane figure with four straight sides and four right angles, esp. one with unequal adjacent sides, in contrast to a square.
9 of 9

## Other cards in this set

### Card 2

#### Front

what do the angles in a triangle add up to?

180 degrees

### Card 3

#### Front

what is an isosceles triangle?

### Card 4

#### Front

what is an equilateral triangle?

### Card 5

#### Front

what is a scalene triangle