Find giving reasons, the measres of angles a,b,c,d and e.

Find the measure of angle 'a' in each case. Give reason :

Find the measure of angle 'a' in each case. Give reason:

Two triangles are congruent if two angles and the included side of one triangle are equal to the corresponding two angles and the included side of the other triangle. GIVE : Two s A B C and D E F such that /_B=/_E ,/_C=/_F and B C=E F TO PROVE : A B C~=D E F

Find angle a,angle b, angle c, angle d, angle e in the figure?

In the given figure, l || m Find the value of a , b , c , d . Give reasons.

In A B C ,\ D and E are the mid-points of A B and A C respectively. Find the ratio of the areas of A D E and A B C .

Iron rods a, b, c, d, e and f are making a design in a bridge as shown in Fig. 5.47, in which a ||b, c ||d, e || f. Find the marked angles between (i) b and c (ii) d and e (iii) d and f (iv) c and f

In fig. 67, l in e\ l mdot\ Find the value of a , b , c , ddot Give reasons.