Sk29
Sk29
24-02-2017
Mathematics
contestada
Answer the question no 23
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ssusmanw
ssusmanw
24-02-2017
I guess, its simply that in a right angle triange, one angle will be 90 degrees. The total triangle will be 180 degrees. Since, one angle is 90, the equation is then
180= 90+2x --> 90=2x --> x=45. The other 2 angles are 45 degree each.
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