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04-08-2017
Mathematics

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Find x if ABCD is a square and angle C = 1/2 x – 5.

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musiclover10045 musiclover10045

04-08-2017

any angle in a square = 90 degrees

so C=1/2x-5 has to equal 90

90=1/2x-5

95 = 1/2x

190=x

check (1/2)190-5 = 90

x = 190

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