Whitefox768 Whitefox768

03-04-2022
Mathematics

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formula: Area of a parallelogram = base X height
I'm kind of confused.

formula Area of a parallelogram base X heightIm kind of confused class=

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tamariwiklauri1234 tamariwiklauri1234

03-04-2022

I think in (a) it will be 12*7 = 84 cm^2
In (b) it will be 42:6= 7 so 7*6=42 cm
In (c) it will be 42,9:7,8= 5,5 so 7,8*55 = 42,9

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factorise :12(x²+7)²-8(x²+7)(2x-1)-15(2x-1)²