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CBSE Class 11-science Answered

sir,the diagonals
of convex quadrilateral ABCD meet at P .The areas of ABP,BCP,CDP are known .Find area of ADP .
and
Also what are convex and concave quadrilateral?
 
Asked by raoss1967 | 17 Mar, 2016, 09:27: PM
answered-by-expert Expert Answer
begin mathsize 12px style If space the space area space of space the space quadrilateral space is space known space then space area space of space ADP equals area space of space ABCD space minus space open parentheses area space of space ABP space plus thin space area space of space BCP space plus space area space of space CDP close parentheses straight A space quadrilateral space which space has space an space angle space greater space than space 180 degree space is space called space straight a space concave space quadrilateral. straight A space quadrilateral space whose space all space angles space are space less space than space 180 degree space is space straight a space convex space quadrilateral. space end style
Answered by satyajit samal | 18 Mar, 2016, 04:29: PM
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