1.

If triangles ∆A1 B1 C1 and ∆A2 B2 C2 are similar then:

A. \(\frac{{{A_1}{B_1}}}{{{A_2}{B_2}}} = \frac{{{A_1}{C_1}}}{{{A_2}{C_2}}} = \frac{{{B_1}{C_1}}}{{{B_2}{C_2}}}\)
B. \(\frac{{{A_1}{B_1}}}{{{A_2}{B_2}}} \ne \frac{{{A_1}{C_1}}}{{{A_2}{C_2}}} = \frac{{{B_1}{C_1}}}{{{B_2}{C_2}}}\)
C. \(\frac{{{A_1}{B_1}}}{{{A_2}{B_2}}} = \frac{{{A_1}{C_1}}}{{{A_2}{C_2}}} \ne \frac{{{B_1}{C_1}}}{{{B_2}{C_2}}}\)
D. \(\frac{{{A_1}{B_1}}}{{{A_2}{B_2}}} \ne \frac{{{A_1}{C_1}}}{{{A_2}{C_2}}} \ne \frac{{{B_1}{C_1}}}{{{B_2}{C_2}}}\)
Answer» B. \(\frac{{{A_1}{B_1}}}{{{A_2}{B_2}}} \ne \frac{{{A_1}{C_1}}}{{{A_2}{C_2}}} = \frac{{{B_1}{C_1}}}{{{B_2}{C_2}}}\)


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