[GEOMETRY] Polygons Flashcards

1
Q

The formula to find the sum of the interior angles of a polygon is:

A

(n-2)x180

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2
Q

The formula to find each exterior angle is:

A

360/n

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3
Q

The sum of the exterior and interior angles add up to:

A

180

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4
Q

A polygon is regular if all the ___ and ___ are ___

A

Sides, angles, congruent

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5
Q

A polygon is ___ if any part of a diagonal contains points outside of the polygon

A

Concave

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6
Q

A polygon is ___ if no parts of a diagonal contains points outside of the polygon

A

Convex

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7
Q

Regular polygons are always ___

A

Convex

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8
Q

The sum of the angle measures of the polygon equals the sum of the angle measures of all of the ___

A

Triangles

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9
Q

The formula to find the measure of each interior angle is:

A

I=S/N (sum divided by the number of sides)

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10
Q

The sum of all of the exterior angles is

A

360

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11
Q

An equilateral triangle is a triangle with ___ congruent sides

A

3

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12
Q

An isosceles triangle is a triangle with ___ congruent sides

A

2

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13
Q

A scalene triangle is a triangle with ___ congruent sides

A

ZERO

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