Math, asked by rajeshpandey72171, 1 month ago

in cyclic quadrilateral ABCD, LA=LC-40.Find LA

Answers

Answered by aditverma1407

4

Answer:

LA=70°

Step-by-step explanation:

LA+LC=180°

LC-40°+LC=180°

2LC-40°=180°

2(LC-20°)=180°

LC-20°=90°

LC=90°+20°

LC=110°

LA=LC-40°

LA=110°-40°

LA=70°

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