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09-03-2018
Mathematics

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conditions for parallelograms
a=4.3 and b =13

conditions for parallelograms a43 and b 13 class=

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09-03-2018

2a = 0.5b + 1.1
b = 3a + 0.1

substituting for b in first equation:-
2a = 0.5(3a + 0.1) + 1.1
2a = 1.5a + 0.05 + 1.1
0.5a = 1.15
a = 2.3
and
b = 3(2.3) + 0.1
b = 7

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