numbers that add up to make 360 0ne number is 95

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03-02-2017
Mathematics

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numbers that add up to make 360 0ne number is 95

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apologiabiology apologiabiology · Answer 1 · 2017-02-03T00:36:21+01:00

apologiabiology apologiabiology

03-02-2017

paralellogram, so consecutive angles add to 180 (360/2)

so
J+K=180
3x+7+5x-11=180
8x-4=180
add 4 both sides
8x=184
divide both sides by 8
x=23

J=3x+7
J=3(23)+7
J=69+7
J=76

K=5x-11
K=5(23)-11
K=115-11
K=104

∠J=76
∠K=104

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