Warm Up Find the missing side. In the diagram, ΔABC is equilateral, CD is an altitude, and AC = 12....

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Warm Up Find the missing side

Transcript of Warm Up Find the missing side. In the diagram, ΔABC is equilateral, CD is an altitude, and AC = 12....

Warm Up

Find the missing side

In the diagram, ΔABC is equilateral, CD is an altitude, and AC = 12.

• What relationship exists between Δ ADC and Δ BDC?

• Find AD and BD.• Find CD.• What relationship exists between AD and

AC?• What relationship exists between CD and

AD?

AD

BC

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