JEE (Based on NTA Guidelines-IIT Engg.) Mains Chemistry Coaching Programs
📹 Video Course 2024 (0 Lectures [0 Mins]): Offline Support
Click Here to View & Get Complete Material
Rs. 100.00
1 Month Validity (Multiple Devices)
⏳ 🎯 Online Tests (1 Tests [30 Questions Each]): NTA Pattern, Analytics & Explanations
Click Here to View & Get Complete Material
Rs. 100.00
3 Year Validity (Multiple Devices)
🎓 Study Material (159 Notes): 2024-2025 Syllabus
Click Here to View & Get Complete Material
Rs. 350.00
3 Year Validity (Multiple Devices)
🎯 144 Numeric, 2994 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)
Click Here to View & Get Complete Material
Rs. 650.00
3 Year Validity (Multiple Devices)
NCERT Class 8 Mathematics Solutions: Chapter 3 – Understanding Quadrilaterals Exercise 3.1 Part 4
Question: 4 Examine the table. (Each figure is divided into triangles and the sum of the angles deduced from that.)
Figure | Image | Image | Image | Image |
---|---|---|---|---|
Side | 3 | 4 | 5 | 6 |
Angle Sum |
What can you say about the angle sum of a convex polygon with number of sides?
(a) 7 (b) 8 (c) 10 (d) n
Answer:
The angle sum of a polygon having side
(a) Given the number of sides 7
When , then
Angle sum of a polygon
(b) Given the number of sides 8
When , then
Angle sum of an octagon
(c) Given the number of sides 10
When , then
Angle sum of a Decagon
(d) Given the number of sides n
When , then
Angle sum of a polygon