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1 answer:
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Answer:
- CD = 11 units
Step-by-step explanation:
<em>See the drawing attached</em>
<h3>Given</h3>- C is midpoint of AB
- B is between A and D
- AD = 15
- BD = 7
- Find CD
- CD = CB + BD =
- 1/2AB + BD =
- 1/2(AD - BD) + BD =
- 1/2(15 - 7) + 7 =
- 1/2(8) + 7 =
- 4 + 7 =
- 11
