Question

Three consecutive angles of a cycle quadrilateral are in the ratio of 1 : 4 : 5 . The measure of fourth angle is

A) 120° B) 60° C) 30° D) 80°

Answer 1

Answer:

60° is the answer

Step-by-step explanation:

i hope this helps

u need to know that sum of opposite angles of a cyclic quadrilateral is 180° to solve this sum