help me please

[cursive sail]

Thank u if u help me

Js the answer or if u could explain how u did it

[sterile adder]

Do u know what angles round a point add up to first

[cursive sail]

i think 360

[sterile adder]

Yes

360

[cursive sail]

kk

[sterile adder]

Ok, so what angle is in between the blue

[cursive sail]

81 or 82

[sterile adder]

Yes I would say about 83 but it's not very clear

Then do 360-83=

[cursive sail]

277

[sterile adder]

Try that but it might be 360- 82

[cursive sail]

278

[sterile adder]

Try 278 if 277 doesn't work

[cursive sail]

okay let me check rn

[sterile adder]

Kk

[cursive sail]

its 278

thank u