Question

What do you notice about the angles B and E? What do you notice about angle C?

Answer 1

B and E are corresponding angles
The both are equal
They both are 90 degrees

Answer 2

B and E are both right angles.

C is an acute angle.

B and E are both 90⁰ as they are marked with a square on the angle. C is acute as it can not be larger than 90⁰ as angles in a triangle add up to 180⁰.