How to find an angle in a pentagon

Practice Questions

ACT Math › How to find an angle in a pentagon

Questions
3
1

Pentex11

The figure above is a pentagon. All of the angles listed (except the interior one) are exterior angles to the pentagon's interior angles.

What is the value of in the figure above?

2

Pentex21

The figure above is a pentagon. All of the angles listed (except the interior one) are exterior angles to the pentagon's interior angles.

What is the value of the largest unknown angle in the figure above?

3

What is the sum of three angles in a pentagon?

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