Leaving Cert Maths: Sector of a Circle & Trigonometry (Ice Cream Cone Question) скачать в хорошем качестве

Leaving Cert Maths: Sector of a Circle & Trigonometry (Ice Cream Cone Question)

Struggling with geometry and trigonometry? In this video, we break down a popular exam-style question involving a sector of a circle and right-angled triangles—all shaped like an ice cream cone! We cover: How to find a missing angle (theta) in a circle (knowing there are 360 degrees in a full circle). How to use the arc length formula from your Log Tables. How to apply trigonometry (SOH CAH TOA) to find missing side lengths in right-angled triangles. Whether you are studying for your Mocks or the final Leaving Cert Ordinary Level exam, this step-by-step guide makes these concepts easy to understand. Don't forget to like, subscribe, and share with your classmates! 0:00 Introduction to the Ice Cream Cone Logo Problem 0:11 Breaking Down the Shapes: Sectors and Triangles 1:11 Part (i): Calculating the Angle Theta 2:08 Using the Arc Length Formula from the Log Tables 2:53 Calculating the Length of Arc S 3:39 Part (ii): Intro to Trigonometry for Side L 4:12 Choosing Between Pythagoras and Trig Ratios 5:46 Labeling Your Triangle (Opposite, Adjacent, Hypotenuse) 7:03 Setting Up and Solving the Tan Formula 8:08 Final Answer and Rounding to the Nearest cm Leaving Cert Maths, Ordinary Level Maths, Junior Cycle Maths Ireland, Sector of a Circle, Arc Length Formula, Trigonometry, Right Angled Triangles, SOH CAH TOA, Irish Maths Grinds, Maths School of Grinds, Geometry, Exam Solutions Ireland, SEC Maths Papers, Leaving Cert 2024, Maths Made Easy