Theorem 6.1 Class 9 Maths Uncategorized July 21, 2019July 21, 2019MathsTeacherLeave a Comment on Theorem 6.1 Class 9 Maths Statement: If two lines intersect each other, then the vertically opposite angles are equal. Fig: Class 9 Maths Theorem 6.1 Share this:WhatsAppTelegramTweetEmailLike this:Like Loading... Related