3 Find AC 11 mi 5 Find mzHB 5 sin 35 mi 26 mi 91 7 Find mzB
3) Find AC 11 mi 5) Find mzHB 5) sin 35 mi 26 mi 91 7) Find mzB A 32 m 16 m C,
Solution
3. Using sine law
sinB/AC=sinA/BC
sin19/BC=sin 13/11
BC=11sin19/sin13=15.9mi
5. sin B/AC=sinC/AB
sinB/26=sin91/35
sinB= 26sin91/35
B=48degree
