find the length of the diagonals of rectangle whose length and breadth are as:. 1) 6cm and 4.5cm. 2) 24cm and 10cm. 3) 7cm and 24 cm. 4) 16cm and 30 cm.
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Given AB=12cmAB=12cm
BC=5cmBC=5cm
Find ACAC
We know that by Pythagoras theorem
AC2=AB^2+BC^2AC^2=AB2+BC2
=122+52=122+52
=144+25=144+25
=169=169
AC=169−−−√AC=169
=13=13
Hence the length of the diagonal is 13cm
BC=5cmBC=5cm
Find ACAC
We know that by Pythagoras theorem
AC2=AB^2+BC^2AC^2=AB2+BC2
=122+52=122+52
=144+25=144+25
=169=169
AC=169−−−√AC=169
=13=13
Hence the length of the diagonal is 13cm
prince5533:
soory wrong
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