Question

Exercise 12 C
Find X in the attached picture.​

Answer 1

Answer:

Step-by-step explanation:

<ACB+100=180(Linear pair)

<ACB=180-100

<ACB=80

X=100 DEGREE(ALTERNATIVE INTERIOR ANGLES)

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Answer 2

${ \underline{ \pink{❥} \blue{An} \purple{sw} \red{er}}}$

$angle \: c \: = \: 180° - 100°$

$angle \:c = 80°$

$angle\:b = angle\: c (isosceles\: triangle)$

$angle\: b + angle\: x = 100°(sum\: of \: interior \: opposite\: angles= exterior\: angle)$

$80° + x = 100°$

$x = 100° - 80°$

${x = 20°}$

Step-by-step explanation:

$Hope \: it \: hepls \: you...$