Question

please answer it because tomorrow i have preannual​

Answer 1

Answer:

A-B=63

A=63+B

B-C=18

B=18+C

A=63+B

put the value of B

A=63+18+C

A+B+C=180 (angle sum property)

63+18+C+18+C+C=180

99+3C=180

3C=180-99

3C=81

C=27

B=18+C

B=18+27

B=45

hope you understand

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