Circle Geometry

Question	Answer
Image: 99b0d2be-ffc6-45fe-9028-cdab859b71bf (image/jpeg)	Angles on the same arc are equal.
Image: dd86b18f-6268-44ee-b8da-81b570643af2 (image/jpeg)	angles on the same arc
Image: 74a46dbc-cea7-4944-a32d-35bfa94276a6 (image/jpeg)	angle at centre is twice the angle at the circumference
d = Image: 961b973f-6440-4c36-9424-6d1c3833e315 (image/jpeg)	d = 200 angle at the centre is twice the angle at the circumference
Image: 3119489f-91d8-474a-8cad-3d7108471cd0 (image/jpeg)	angle in a semi circle is a right angle
Image: 3500af83-0c0d-4db0-b9b4-5adf3077ad5c (image/jpeg)	opposite angles of a cyclic quadrilateral add to 180
x = Image: e0096433-6217-4df7-b688-a05b69e6b7b1 (image/jpeg)	x = 27 -angle in a semi circle -angles in a triangle
Image: 0842b3b1-fd8d-49e9-98ca-8bff7a113f1d (image/jpeg)	exterior angle of a cyclic quadrilateral is equal to the opposite interior angle

Resource summary

	Created by Karen Denham over 9 years ago