Question

angle1=60° and angle 2=[2/3]rd of a right angle. prove that l||m​

Answer 1

Step-by-step explanation:

∠1 = 60° and ∠2 = ( 2/3 )rd of a right angle. To prove: parallel to m Proof 

∠1 = 60° ∠1 = 2/3 x 90o = 60o ∠1 = ∠2 = 60o

Parallel to m as pair of corresponding angles are equal.