13-09-2017
Mathematics

contestada

k is equal to l
m is equal to n
as the angles are marked, what's x and y

k is equal to l m is equal to n as the angles are marked whats x and y class=

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choixongdong choixongdong

13-09-2017

x - y + x + y = 180
2x = 180
x = 90
2x - 2y = x + y
x = 3y
y = x/3
y = 90/3
y = 30

x - y = 90 - 30 = 60
x + y = 90 + 30 = 120
2x - 2y = 180 - 60 = 120

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