Question

Convex lens :converging: :concave lens

Answer 1

Ello...✌✌

✔ A convex lens is also called a converging lens.

Answer 2

Convex lens :converging: :concave lens :diverging

These type of questions give us a relation between a and b and ask us what d is for a given c like

dog: bark :: cat: meow

lion: animal :: crow: bird

#BAL #answerwithquality