Geometry Facts 1

The angles in a straight line add up to ...

• 180 degrees

• 90 degrees

• 360 degrees

Angles at a point add up to...

• 90 degrees

• 180 degrees

• 360 degrees

Angles 1 and 2 are ...

• vertically opposite angles

• alternate angles

• interior angles

• corresponding angles

Angles A and B are ...

• vertically opposite angles

• alternate angles

• interior angles

• corresponding angles

Angles G and H are ...

• vertically opposite angles

• alternate angles

• interior angles

• corresponding angles

If two angles in a triangle are equal, then ...

• the triangle is isosceles

• the triangle is scalene

• the triangle is equilateral

• the triangle is right-angled

Angle 1 is ...

• an exterior angle

• an interior angle

• straight angle

• right angle

What is the side opposite the right angle in a right triangle called?

• the hypotenuse

• the pythagoras

• the hippopotamus

• the rhombus

A four-sided figure is called ...

• a quadrilateral

• a rhombus

• a polygon

In a parallelogram the diagonals bisect each other.

• True

• False