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Maths Paper 4.. " How On Earth" DOUBTS QUESTIONS!

ahmadumar

ahmadumar

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dubi2pro said:
i knw man! everyone has scored so much! i knew sab but i meseed some stuff :( u think any chance atleast of an A? if it all i do P42 good?
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yus yus Insha Allah u will get A* :D never be hopeless. u always and always got Allah with u. ask always from Him and he never sends His banda away empty hands :')
Insha Allah do awesome in P4 :D
 
ahmadumar

ahmadumar

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My Name said:
http://papers.xtremepapers.com/CIE/Cambridge IGCSE/Mathematics (0580)/0580_s12_qp_42.pdf
question 11 part b
ahmadumar
http://papers.xtremepapers.com/CIE/Cambridge IGCSE/Mathematics (0580)/0580_w13_qp_41.pdf
question 3 b
THANKU
ahmadumar

ab aap a again hain to doubts bhi aa gain hain
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so first of all. whenever a circle or cylinder like this comes, we have to use the angle to find the area. so area of complete circle = pie * r^2. and the total angle of a circle is 360 degrees. but if u just take x degrees of a circle, area= x/360 * pie * r^2
 
M

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ahmadumar said:
so first of all. whenever a circle or cylinder like this comes, we have to use the angle to find the area. so area of complete circle = pie * r^2. and the total angle of a circle is 360 degrees. but if u just take x degrees of a circle, area= x/360 * pie * r^2
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but i dont get the whole thing
lik ei got 2/5 wen i compared to mark scheme!
 
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