Triangles and Quadrilaterals Test

The classification that describes this triangle is

• A right triangle that is also isosceles

• A right triangle that is also equilateral

• An acute triangle that is also scalene

• An obtuse angle that is also isosceles

• An obtuse angle that is also scalene

This triangle, based on it's side lengths, is classified as _______ . Choose from scalene, isosceles, equilateral, acute, right or obtuse. (check spelling before submitting)

This triangle, based on it's internal angles, is classified as _______ . Choose from scalene, isosceles, equilateral, acute, right or obtuse. (check spelling before submitting)

This triangle, based on it's side lengths, is classified as _______ . Choose from scalene, isosceles, equilateral, acute, right or obtuse. (check spelling before submitting)

This triangle, based on it's internal angles, is classified as _______ . Choose from scalene, isosceles, equilateral, acute, right or obtuse. (check spelling before submitting)

The angle sum of a triangle is always:

• $90\degree$

• $120\degree$

• $180\degree$

• $270\degree$

• $360\degree$

Find the value of the missing angle a:

• $120\degree$

• $30\degree$

• $90\degree$

• $20\degree$

• $150\degree$

Find the value of the missing angle a:

• $55\degree$

• $35\degree$

• $90\degree$

• $45\degree$

• $65\degree$

Find the value of the missing angle a:

• $40\degree$

• $50\degree$

• $90\degree$

• $70\degree$

• $140\degree$

The name that best describes this quadrilateral is:

• parallelogram

• rectangle

• kite

• rhombus

• trapezium