Test Of Mathematics At The 10 2 Level _hot_ Free Exclusive Pdf 🆓

Test of Mathematics at the 10+2 level

Area = (1/2) |x1(y2 - y3) + x2(y3 - y1) + x3(y1 - y2)| = (1/2) |1(3 - 4) + 2(4 - 2) + 3(2 - 3)| = (1/2) |(-1) + 4 - 3| = 1

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