turkey-yks 2011 Q29

turkey-yks · Other · lys1-math Sine and Cosine Rules Find an angle using the cosine rule
The triangle ABC is drawn on unit squares as shown above. What is the tangent of angle $B$?
A) $\frac { 25 } { 4 }$
B) $\frac { 34 } { 5 }$
C) $\frac { 40 } { 9 }$
D) 4
E) 5
The triangle ABC is drawn on unit squares as shown above. What is the tangent of angle $B$?\\
A) $\frac { 25 } { 4 }$\\
B) $\frac { 34 } { 5 }$\\
C) $\frac { 40 } { 9 }$\\
D) 4\\
E) 5