Question

A is right angled at B, then find the value of sin [angleA + Angle/2) ​

Answer 1

Answer:

let us consider a triangle ABC, having angles a, b, and c...

by angle sum prop we know

\begin{gathered}a + b + c = 180 \\ a + 90 + c = 180 \\ a + c = 90 \\ \end{gathered}

a+b+c=180

a+90+c=180

a+c=90

Step-by-step explanation:

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