Question

plz tell me the CORRECT ANSWER of this QUESTION I am in a hurry plz ​

Answer 1

Step-by-step explanation:

a=90-(180-82/2)

=90-(98/2)

=90-49

=51

b=180-49

=131

in 1st question

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in 2nd question......

360/4=a+c

90=a+c

angle FCE +c+c=180

45+c+c=180

2c=180-45

c=135/2

c=77.5

a=90-77.5=12.5