1. In the triangle ABC, if angle A: angle B: angle c = 1:2:3, then the ratio of the three sides of the triangle is 2. Given that the hypotenuse C and the right edge a of a right triangle are two continuous integers, then the square of the other right edge is equal to () I hope it can be more detailed

1. 1 + 2 + 3 = 6A = 180 × 1 / 6 = 30b = 180 × 2 / 6 = 60C = 180 × 3 / 6 = 90abc is a right triangle, a = 30, so a = 1 / 2ca & sup2; + B & sup2; = C & sup2; B & sup2; = 3 / 4C & sup2; b = √ 3 / 2ca: B: C = 1 / 2: √ 3 / 2:1 = 1: √ 3:22

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