Points XXX, Y Y\,Y and Z Z\,Z are points on the circumference of a circle, centre OOO. WZV WZV\,WZV is a tangent to the circle at point ZZZ.
XY=YZXY = YZXY=YZ Angle YZV=49∘YZV = 49^\circYZV=49∘
Find the size of angle XOZXOZXOZ.
You must show all your working.
Practise OCR GCSE Maths Circle Theorems with exam-style questions for Foundation and Higher tier. 72 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.