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11 questions from this quiz
A point dividing it in a specific ratio
mx2+nx1m+n\frac{mx_2 + nx_1}{m + n}m+nmx2+nx1
mx2−nx1m−n\frac{mx_2 - nx_1}{m - n}m−nmx2−nx1
Internal uses + in numerator & denominator
When m=nm = nm=n
(x1+x22,y1+y22)\left(\frac{x_1+x_2}{2}, \frac{y_1+y_2}{2}\right)(2x1+x2,2y1+y2)
(5.6,5.4)(5.6, 5.4)(5.6,5.4)
(−14,−7)(-14, -7)(−14,−7)
(7,10)(7, 10)(7,10)
Finding points in ratios & midpoints
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