The picture shows a sandwich box:

What is the approximate minimum height of a shelf in which this box can fit in the position shown in the picture?

3 centimeters
6.7 centimeters
7.5 centimeters
8 centimeters

Question

The picture shows a sandwich box:

What is the approximate minimum height of a shelf in which this box can fit in the position shown in the picture?

 3 centimeters
 6.7 centimeters
 7.5 centimeters
 8 centimeters

alibaby · Answer

attachment

phi · Answer

I guess they want you to find the height of a right triangle.
they give you the hypotenuse as 9
and the base as 6.

we can use Pythagoras
a^2 + b^2 = c^2