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Quadrilaterals and Polygons

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TG Team 25/10/2018 5:29 pm

PFA the solution: 

 

IMG 20181025 172728
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geo square
aniket prajapati 25/10/2018 8:10 pm
1540478408852 320242478
TG Team 26/10/2018 1:56 pm
IMG 20181026 135249
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geo
aniket prajapati 31/10/2018 5:32 pm
IMG 20181031 173112 HDR
TG Team 31/10/2018 5:56 pm

1/4 of (Area of the square ABCD - area of the smaller circle ) = 1/4 of (100 - 39.2) = 15.2 % 

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Hello sir , please solve question 6 and 7 -

IMG 20181031 211435
Utkarsh Garg 02/11/2018 12:28 pm

ans 6: 3cm sq. ?

TG Team 02/11/2018 1:08 pm

Solution to the Q

45202778 1886573964793559 3103798785499725824 o

. 6 

Utkarsh Garg 02/11/2018 1:15 pm

Alternate approach:

In a regular hexagon with side a, the smaller diagonal is √3a and other one is 2a

Now in this question length AC is a smaller diagonal where a=1 

 Therefore AC= √3

and area of sq.= √3*√3=3cm sq

TG Team 02/11/2018 1:15 pm

Q. 7. 
Out of the six surfaces 4 are rectangular  

13 x 20 + 13 x 20 + 20 x 20 + 10 x 20 + 2 x ( area of trapezium ) 

520 + 600 + 360 = 1480 square units . 

aniket prajapati 03/11/2018 2:39 pm
This post was modified 6 years ago by aniket prajapati

Area  = height*(perimeter of base trapezium) + 2*area of base which is trapezium)

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56C6BA77 D176 4DE8 83FA 1CDF5A8D4CA5

solution please 

aniket prajapati 23/11/2018 2:33 pm
1542963757372393648741
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F79FFB26 2011 4CE4 9328 0601DE555043
5ACB35C8 8070 456B BA14 FD0EA0CE8855

solutions please

aniket prajapati 23/11/2018 2:46 pm
15429645440781619377117
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clear
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Screen Shot 2018 12 19 at 9.13.53 PM

Sir, why isn't the answer 10925? I got 10900 and 1/4th of the tile with side 1 would cost Rs 25

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IMG 20190223 WA0000
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Hexagon ABCDEF is inscribed in a circle. The sides AB, CD and EF are each x units in length whereas the sides BC, DE and FA are y units in length. Then the radius of the circle is ?

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In the rectangle ABCD, the perpendicular bisector of AC divides the longer side AB in a ratio 2:1. Then the angle between AC and BD is . 

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