Leinirosas
Leinirosas
05-02-2021
Mathematics
contestada
CORRECT ONE GETS BRAINLIEST!!!!!!
Respuesta :
mhanifa
mhanifa
05-02-2021
Answer:
CD = 11 units
Step-by-step explanation:
See the drawing attached
Given
C is midpoint of AB
B is between A and D
AD = 15
BD = 7
Find CD
Solution
CD = CB + BD =
1/2AB + BD =
1/2(AD - BD) + BD =
1/2(15 - 7) + 7 =
1/2(8) + 7 =
4 + 7 =
11
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