What role does Geometric formulas have in our lives??

Geometry helps us in deciding what materials to use, what design to make and also plays a vital role in the construction process itself. Different houses and buildings are built in different geometric shapes to give a new look as well as to provide proper ventilation inside the house.

Hope that helped :)

Where the arrow is pointing the answer to it is 4

Step-by-step explanation:

the 12 and 3 is congruent so 12/4 is 3 or 3*4=12 so 16/4 is 4 and to make it a rectangle means, the sides going horizontal is congruent and the two sides going vertical are congruent too.