Sure Shot 4 Marks – Applications of Trigonometry | Class 10 Maths | GSEB | NCERT

This video covers most important 4-mark questions from “Some Applications of Trigonometry (Heights and Distances)” for Class 10 Maths students preparing for GSEB / SSC / NCERT board exams. If you want to score full marks in Trigonometry with zero calculation mistakes, this video is a must-watch! 📌 In this lecture, you’ll learn: How to visualize word problems correctly How to draw accurate diagrams How to apply tan 30° and tan 60° efficiently Common board-exam mistakes to avoid Step-by-step solutions using NCERT methods ✅ Problems Covered in This Video: 🔹 Problem 1: Flagstaff on a Building Learn how to find: Distance of the building from a point on the ground Length of the flagstaff using angles of elevation (30° & 45°) 🔹 Problem 2: Balloon Moving with Wind Understand: How to adjust height using the observer’s eye level Use of two right-angled triangles Finding distance traveled by the balloon using tan 30° and tan 60° 🔹 Problem 3: Car Approaching a Tower Master: Angles of depression & alternate interior angles Time–distance ratio problems Smart method to solve time-based trigonometry questions 🎯 Why this video is important for board exams? These questions are frequently asked Can fetch 4 marks in just 4–5 minutes Perfect for revision before exams 📘 Suitable for: Class 10 Maths students GSEB / SSC / CBSE / NCERT syllabus Board exam 2025–2026 aspirants 👉 Watch till the end for exam-focused tips and shortcut methods!