Nikkimicky Nikkimicky

23-08-2018
Mathematics

contestada

Please please please help if I get this wrong I will fail

Please please please help if I get this wrong I will fail class=

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choixongdong choixongdong

23-08-2018

a = 40° (vertical angles are equal)

b = 90 - 40 = 50° (sum of all interior angles in a triangle is equal 180 but one angle is 90° so a + b = 90°)

c = 180 - 65 = 115° (angle c and 65° are supplementary angles, so sum = 180°)

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