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11 June, 18:10

Area of triangle?

The angles of a triangle are 42º, 63º, xº.

What is the value of x?

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Answers (2)
  1. 11 June, 19:08
    0
    Area of a triangle:

    A = 1/2 * b * h

    Where 'b' is the base and 'h' is the height.

    All 3 angles of a triangle add up to 180 degrees.

    42 + 63 = 105

    180 - 105 = 75

    So x is 75 degrees.
  2. 11 June, 20:00
    0
    first you have to know the formula of a triangle after you know that then you could proablly figure out the answer. the formula of a triangle is

    A=1/2BH
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