1.

the diagonal of a square ABCD is 2√2 cm and B is any point on AB. F, G,H and K are the midpoints of DE,CF,DG and CH respectively find the area of triangle KDC​

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Scientists say they now have a much clearer picture of the climate catastrophe that followed the asteroid impact on Earth 66 million YEARS AGO. The event is blamed for the demise of three-quarters of PLANT and animal SPECIES, including the DINOSAURS. ... The abrupt change explains why so many species struggled to survive.Oct 31, 2017



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