You have to be more specific to I can help
Answer: angle ABD=1/2 angle ABC ,Angle CBD =1/2 angleCBD
Answer:

Step-by-step explanation:
The ratio of soccer balls to players is 5:15

Simplify. Divide common factors (5):

There are 3 players per soccer ball.
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Answer:
i believe YXS is 90
Step-by-step explanation:
if its been bisected the straight line will be perpendicular to WY making a right angle