Step-by-step explanation:
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Answer:
b=1
Step-by-step explanation:
6*1=6
6*8=48
Common difference r will be the difference between next two values of number row, so we take e.g. second minus first: r=9.4-6=3.4. You can see, that this value is constant as we go through next pairs of values.
This is true
Perpendicular lines = circumscribe
angle bisect = incircle
altitude = orthocenter
median = centriod
