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Question Number 176336 by mnjuly1970 last updated on 16/Sep/22

i n A {\overset{Δ}{B}}_{} C : \frac{b - c}{h_{a}} = k,

a n d \hat{A} i s g i v e n .

\hat{B}, \hat{C} = ?

Answered by mr W last updated on 16/Sep/22

C = 180 ° - A - B

c = \frac{h_{a}}{\sin B}

b = \frac{h_{a}}{\sin C}

\frac{b - c}{h_{a}} = \frac{1}{\sin C} - \frac{1}{\sin B} = k

\Rightarrow \frac{1}{\sin (A + B)} - \frac{1}{\sin B} = k

w e c a n s o l v e f o r B o n l y n u m e r i c a l l y .

Answered by behi834171 last updated on 16/Sep/22

s o m e t h i n g e l s e, i s n e e d e d .

s o m e t h i n g, l i k e : \boldsymbol R \dots