Straight lines Ex 9.1 Q1 Sol.| Quadrilateral in Cartesian Plane & Area | Class 11 NCERT Maths Ch 9

Straight Lines Ex 9.1 Q1 | Area of Quadrilateral | Class 11 NCERT Maths In this video, we solve Exercise 9.1 Question 1 from Class 11th NCERT Maths Chapter 9 – Straight Lines step-by-step. 📐 📌 Question: Draw a quadrilateral in the Cartesian plane whose vertices are (−4, 5), (0, 7), (5, −5) and (−4, −2). Also, find its area. 🔥 Concepts Covered: ✅ How to draw a Quadrilateral in Cartesian Plane ✅ Plotting points on Cartesian Plane ✅ Area of Quadrilateral using Determinant Method ✅ Area of Quadrilateral using Two Triangles – Hint ✅ Complete Step-by-Step Solution ✅ NCERT Important Question 🎯 Class 11th NCERT Maths | Chapter 9 – Straight Lines 📺 Maths Analysis 007 – Aman Sadotra Sir Maths Made Easy! If you find this video helpful, Like 👍 Share 📲 and Subscribe 🔔 for more NCERT Maths concepts, examples and exercise solutions. #StraightLines #Class11Maths #NCERTMaths #Ex9_1Q1 #AreaOfQuadrilateral #CoordinateGeometry #DeterminantMethod #NCERTClass11 #MathsAnalysis007 #AmanSadotraSir #MathsTutorial #Class11Maths2026