What is the slope of the line passing through points (2, 3) and (4, 7)?
2
\(\text{{Slope}} = \dfrac{{y_2 - y_1}}{{x_2 - x_1}} = \dfrac{{7-3}}{{4-2}} = \dfrac{{4}}{{2}} = \mathbf{{2}}\)
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Important Questions from Coordinate Geometry
Find the co-ordinates of the centroid of a triangle whose vertices are A(1, 4), B(7, 8) and C(10, 12).
- If x² + y² - 16x + 38y + 425 = 0, then the value of x² + y² is:
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- \(A(1, 2)\), \(B(a, -26)\), \(C(13, -14)\) and \(D(6, 14)\) are the vertices of a parallelogram, taken in order, find the value of \(a\).
