8) in the figure at right, m_ abd is three
times m dbc. what is the measure of
z abd?

step-by-step explanation:

the first 5 right here the next 5 i will upload as separate question

x = 2

step-by-step explanation:

if sr parallel to ba then the sides bc and ac are in proportion, that is

= ← substitute values

= ( cross- multiply )

27x = 6(4x + 1)

27x = 24x + 6 ( subtract 24x from both sides )

3x = 6 ( divide both sides by 3 )

x = 2

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