Triangles and Quadrilaterals

The sum of angles in a triangle add up to...

• 100°

• 180°

• 200°

• 360°

What is the name of this triangle?

• Right-angled triangle

• Isosceles triangle

• Equilateral, obtuse

Tags

CCSS.4.G.A.2

What is the name of this triangle?

• Isosceles triangle

• Right-angled triangle

• Equilateral triangle

Tags

CCSS.4.G.A.2

The sum of angles in a quadrilateral add up to...

• 100°

• 180°

• 300°

• 360°

What is the name of the quadrilateral?

• Square

• Rectangle

• Trapezium

• Rhombus

Tags

CCSS.3.G.A.1

What is the name of this quadrilateral?

• Square

• Rectangle

• Parallelogram

• Kite

Tags

CCSS.4.G.A.2

What is the unknown angle x?

• 70°

• 100°

• 110°

• 120°

What is the value of the missing angle?

• 61°

• 50°

• 60°

• 69°

Find the unknown angle x.

• 70°

• 75°

• 80°

• 105°

What is the value of x?

• 51°

• 49°

• 78°

• 129°