2020 TJC IP1 FM EOY Q13

2020 TJC IP1 FM EOY Q13

IP 1
8 marks
  1. On a sheet of graph paper, using a scale of \(4\) cm to represent \(1\) unit on the \(x\)-axis and \(1\) cm to represent \(1\) unit on the \(y\)-axis, plot the graph of \(y=5x-2\) for the values of \(x\) from \(-2\) to \(2\).[3]
  2. By drawing the line \(y=5.4\) on the same axes, state the coordinates of the point of intersection, \(A\).[2]
  3. On the same sheet of graph paper, plot the points \(B(1,1)\) and \(C(2,1)\).[2]
  4. Find the area of triangle \(ABC\).[1]

Solution:

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Answer:(ii) \(A(1.48,5.4)\) (iv) \(2.2\text{ units}^2\)

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