ANSWERS: 1

This only makes sense if C is the right angle. Pythagoras: (CD)^2 + (AD)^2 = (AC)^2 Pythagoras: (DB)^2 + (CD)^2 = (BC)^2 Pythagoras: (AC)^2 + (BC)^2 = (AB)^2 (CD)^2 + (AD)^2 + (DB)^2 + (CD)^2 = (AB)^2 2 (CD)^2 + 5^2 + 24^2 = 29^2 (CD)^2 = 120 CD = sqrt(120) about 11
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