MCQOPTIONS
Saved Bookmarks
| 1. |
Three consecutive angles of a cyclic quadrilateral are in the ratio of 1 : 4 : 5. The measure of fourth angle is : |
| A. | 120 |
| B. | 60 |
| C. | 30 |
| D. | 80 |
| Answer» C. 30 | |