Find the lettered angles in the figure below (O is the centre of each circle)

Question

asked Mar 4, 2024 41.9k views

1 Answer

Basim Khajwal · Answer 1 · 2024-03-11T11:23:19+0000

Answer:

t and u are supplementary as opposite angles of a cyclic quadrilateral.

t = 180 - (81 + 53) = 46

u = 180 - t = 180 - 46 = 134

v and w are equal as opposite angles to equal sides.

v = w = 1/2(180 - u) = 1/2(180 - 134) = 23

Explanation: