starzellas8 starzellas8

30-06-2022
Mathematics

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In triangle ABC, m∠A=24° and m∠B= m∠C. Find m∠B.

Respuesta :

mathstudent55 mathstudent55

30-06-2022

Answer:

m<B = 78°

Step-by-step explanation:

m∠A + m∠B + m∠C = 180°

m<B = m<C

Since m<B = m<C, we can substitute m<B for m<C.

24° + m<B + m<B = 180°

2m<B = 156°

m<B = 78°

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