Group B 8x4=82 10. Construct a triangle ABC in which AB= 60m
cm. & A=45 and Ac=4 cm.
41. The length of rectang ular groorden is
tom and breadth 80 find the perimeter
of its
42. Find the total surface area of cuboid
which has length 8om, breadth 40m and
height 2cm.
43. If A = $2,3,4,5}, B = 23,4,5,6,7% Find
AUB and AnB.
14. Find the L. c.m. Of 30,50,70, go