Three solid spheres of radii 3 cm, 4 cm and 5 cm respectively are melted and made a large solid sphere. Radius of this sphere
12
10
6
4
How many lines of symmetry does a Rhombus have?
1
2
3
4
B.
2
A rhombus has two lines of symmetry joining its opposite vertices.
What value should come in place of question mark ?
(1.06 + 0.04)2 - ? = 4 x 1.06 x 0.04
1.0404
1.4
1.5
1.45