Warm Up - Cyclic Quadrilaterals

Which circle does not have cyclic quadrilateral?

• 
• 
• 
• 

Tags

CCSS.2.G.A.1

Is OADC a cyclic quadrilateral?

• No

• Yes

Tags

CCSS.2.G.A.1

Is OCAB a cyclic quadrilateral?

• Yes

• No

Tags

CCSS.2.G.A.1

Find the sizes of the lettered angles in each of these circles

• a = 50, b = 95

• a = 85, b = 130

• a = 95, b = 50

• a = 130, b = 85

Tags

CCSS.HSG.C.A.2

∠x + ∠y =

• 45°

• 900°

• 180°

• 360°

Tags

CCSS.HSG.C.A.2

x =

• 30°

• 40°

• 50°

• 60°

Tags

CCSS.HSG.C.A.2

What is the sum of opposite interior angles in a cyclic quadrilateral?

Tags

CCSS.HSG.C.A.3

x =

• x = 8.5°

• x = 9.5°

• x = 76°

• x = 98°

Find the angles of x and y in each of these circles where O is the centre

• x = 50°​

  y = 62°

• x = 80°​

  y = 100°

• x = 100°​

  y = 80°

• x = 70°​

  y = 20°

Tags

CCSS.HSG.C.A.2

x =

• 66°

• 75°

• 105°

• 114°

Tags

CCSS.HSG.C.A.2