Question

9.
Two lines AB and CD intersect at o. If ZAOC + ZCOB + ZBOD = 270º, find the measures of aoc cob bod doa​

Answer 1

all angles are 90°

the sum of all the angles will be 360°

so from the data we can infer that doa is 90°

then box is also 90°

the sum of remaining two angles is 180° and they are also equal so they toomeasure 90°