Please can you solve and explain this maths past paper Igcse question Answer(a)(ii) x =or x=[4]radius r.ズXメ2+大X2ス*人Show that r= 2r.e curved surface area, A, of a cone with radius r and slant height / is A = Trl.]Awer(h)S-RECOURSE03-234567800-RECOUR-234567(4]DIS 2014O580/43/M/1/14

Solution:-The total surface Area of cone=πrl+πr2 radius=x slant height=3x⇒πr3x+πr2…

The total surface area of a cone with radius x and slant height 3x is equal to the area of a circle with adius r. スXメミ+ 大X2ス** Show that r= 2r. he curved surface area, A, of a cone with radius r and slant height/ is A= nrl.] Aawer(b)

The total surface area of a cone with radius x and slant height 3x is equal to the area of a circle with adius r. スXメミ+ 大X2ス** Show that r= 2r. he curved surface area, A, of a cone with radius r and slant height/ is A= nrl.] Aawer(b)

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter2: Equations And Inequalities

Section2.6: Inequalities

Problem 20E

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Question

Please can you solve and explain this maths past paper Igcse question

Answer(a)(ii) x =
or x=
[4]
radius r.
ズXメ2+
大X2ス*人
Show that r= 2r.
e curved surface area, A, of a cone with radius r and slant height / is A = Trl.]
Awer(h)
S-RECOURSE
03-234567800
-RECOUR
-234567
(4]
DIS 2014
O580/43/M/1/14

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