Brand Logo
Login
Search
Brand Logo

Edzy for Classes 6-12

Edzy is a personal AI tutor for CBSE and State Board students, with curriculum-aligned guidance, practice, revision, and study plans that adapt to each learner.

  • Email: always@edzy.ai
  • Phone: +91 96256 68472
  • WhatsApp: +91 96256 68472
  • Address: Sector 63, Gurgaon, Haryana

Follow Edzy

Browse by Class

  • CBSE Class 6
  • CBSE Class 7
  • CBSE Class 8
  • CBSE Class 9
  • CBSE Class 10
  • CBSE Class 11
  • CBSE Class 12
Explore the CBSE resource hub

Explore Edzy

  • About Us
  • Why We Built Edzy
  • Search Learning Resources
  • Blog
  • CBSE News & Updates
  • Contact Us
  • CBSE AI Tutor
  • CBSE Resource Hub

Support & Legal

  • Help & FAQs
  • Accessibility
  • Privacy Policy
  • Terms & Conditions
  • Refund Policy
  • Cookie Policy
  • Site Directory

© 2026 Edzy. All rights reserved.

Curriculum-aligned learning paths for students in Classes 6-12.

SL
Question Practice

What condition must be met for two lines to be perpendicular?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 11
Mathematics
Mathematics
Straight Lines
Question Bank

What condition must be met for...

Single Answer MCQ
Q-00052078

What condition must be met for two lines to be perpendicular?

1

m1 + m2 = 0

2

m1 * m2 = -1

3

m1 - m2 = 1

4

m1 * m2 = 0

Previous QuestionNext Question
Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What is the slope of a line that is parallel to the x-axis?

Single Answer MCQ
View explanation
Q2.

If a line has a slope of 1, what is the angle it makes with the x-axis?

Single Answer MCQ
View explanation
Q3.

Determine the slope of the line through points (2, 3) and (5, 7).

Single Answer MCQ
View explanation
Q4.

What is the slope of a line that is vertical?

Single Answer MCQ
View explanation