Saved Bookmarks
| 1. |
t do yquadrilateral?EXERCISE 17BVE QUESTIONS) againse sum of all the angles of a quadrilateral is180t the correct answer in each of the following(b) 270(b) 100(b) 120(c) 360(c) 90(c) 150(d) 400angles of a quadrilateral are 80, 70 and 120°. The fourth ane threej110e angles of a quadrilateral are in the raj 9o(d) 80atio 3:4:5:6. The largestid)adrilateral having one and only one pair of parallel sides is call(c) a rhombus(dram (b) a kitern are parallel is calledrapezium |
|
Answer» 1) Sum of angles of quadrilateral is 360 2) Let fourth angle be x 80 + 70 + 120 + x = 360 x = 360-270 = 90 3) let angles of quadrilateral are 3x, 4x, 5x, 6x then 3x + 4x + 5x + 6x = 36018x = 360x = 20 Largest angle = 6*20 = 120 |
|