loran55667 loran55667

26-05-2017
Mathematics

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What are the values of x and y in the diagram? A. x = 77° y = 93° B. x = 87° y = 83° C. x = 77° y = 83° D. x = 87° y = 93°

What are the values of x and y in the diagram A x 77 y 93 B x 87 y 83 C x 77 y 83 D x 87 y 93 class=

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Яɒwɿ Яɒwɿ

26-05-2017

All triangle's angles add up to 180 degrees
So....

67+36+x=180
103+x=180
x=180-103
x=77 degrees

All quadratic angles add up to 360 degrees
So....

63+112+102+y=360
277+y=360
y=360-277
y=83 degrees

Hope I didn't mess up for your sake.

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