Answer:

Step-by-step explanation:
Given

Required
Determine KBC
Since BK is a bisector of ABC at B,
this implies that:

Substitute 28.3 for ABK

Reorder

Answer:
81.0
Step-by-step explanation:
The tenth is the decimal directly to the right of the period (.) Since the next number to the right is 1, you would round down, which is 0.
medium box has best value
Answer:
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Step-by-step explanation:
Answer: 2 5/8 miles
Step-by-step explanation:
Because 6 1/8 - 3 1/2 = 2 5/8, Alice and Enrique will have 2 5/8 miles left to jog after their break.
Hope it helps :)