Maths Crash Course - Live lectures + all videos + Real time Doubt solving!

Examples

Example 1

Example 2 Important

Example 3 Important

Example 4 Deleted for CBSE Board 2023 Exams

Example 5 Deleted for CBSE Board 2023 Exams

Example 6 Important Deleted for CBSE Board 2023 Exams

Example 7 Deleted for CBSE Board 2023 Exams You are here

Example 8 Important Deleted for CBSE Board 2023 Exams

Last updated at May 29, 2018 by Teachoo

Maths Crash Course - Live lectures + all videos + Real time Doubt solving!

Example 7 In Figure, if QT ⊥ PR, ∠TQR = 40° and ∠SPR = 30°, find x and y. In ∆ TQR, ∠ TQR = 40° ∠ QTR = 90° Now, x + ∠ TQR + ∠ QTR = 180° x + 40° + 90° = 180° x + 130° = 180° x = 180° – 130° x = 50° Now, y is the exterior angle of Δ PSR y = ∠ SPR + x y = 30° + 50° y = 80°