Question

write∆ABC angle =40⁰, angle B=70⁰, then C=???​

Answer 1

Answer:

ΔC = 70° because sum of a triangle = 180°

angleA + angle B + angle C = 180 degree

40 degree + 70 degree + angle C = 180 degree

110 degree + angle C = 180 degree

angle C = 180 degree - 110 degree

angle C = 70 degree ( answer ).

Explanation:

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