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Toolkit 84

Ratios of Areas

Triangle ABC with cevian AP
[APB][APC]=BPPC\frac{[APB]}{[APC]}=\frac{BP}{PC}
Triangle ABC with point L on cevian AP
[ALB][ALC]=BPPC\frac{[ALB]}{[ALC]}=\frac{BP}{PC}
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