Exercise 9 b | Q1–8 | Volume & Surface area of Cone | APS Math's Class 8 | Book 3
Автор: Rahber Math 4U
Загружено: 2026-02-19
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Today we will solve
📘 Chapter: Volume & Surface area of Cone
📗 Book: New Secondary Mathematics Book 3
🎯 Coverage: Ex 9B Q1–Q8 (All Questions)
Exercise Ex 9B Q1–Q8 | Volume & Surface area of Cone | APS Math's Class 8 Book 3 (New Secondary Mathematics)
00:00 – Introduction
00:55 – Definition Of A Cone
02:15 – types of pyramid
04:00 – formula volume of Cone
05:55 – Q1: find volume of Cone
13:15 – Q2: find Hight of Cone
14:50 – Q3: find Hight of Cone
16:20 – Q4: find Radius
18:10 – Q5: find T.S.A of Cone
23:30 – Q6: Find Slant Height
24:50 – Q7: Find Slant Height
27:40 – Q8:find Radius
⚠️ For full explanation with steps, watch the detailed lecture version on the channel.
Comment “EX 9B DONE” if you completed Q1–Q8 with me!
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