height is 31 .4mm
area of triangle is 1256 mm² Find the Base
solve it by step by step.
please tell right answer not wrong answer.
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Area of triangle 1/2×b×h
1256=1/2×b×31.4
1256=1/2×b×31.41256×2÷31.4=b
1256=1/2×b×31.41256×2÷31.4=b 80=b
Hope this helps you
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