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(1 x 2) + (3 x 4) = 2 + 12 = 14 (6 x 7) + (8 x 8) = 42 + 64 = 106 (4 x 5) + (6 x 7) = 20 + 42 = 62
If I is the incentre of ΔABC , if ∠ BAC = 300 , then what is the measure of ∠ BIC?
If y = 5x + c passes through point A(5, 2), what is the value of c?
...Find the area of triangle having sides 3m, 4m, and 5m.
In a ∆ ABC, the angle bisector of ∠A, ∠B, ∠C meet at point I, if ∠AIC is double of equilateral ∆ , then find the ∠ABC =? (in degree)
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