2 years ago

Hey you can help me out

Mathematics

2 answers:

Ivenika [448]2 years ago

8 0

Answer:

O D) 540°

Step-by-step explanation:

The internal angle sum of a pentagon is 540°.

No shape has an internal angle sum of 90°, 180° is angle sum of a triangle, and 360° for a quadrilateral.

Hope it helps.

;)

<3

Lana71 [14]2 years ago

3 0

Answer:

D)540 degrees

Step by step explanation:

A pentagon has 5 sides, and can be made from 3 triangles so you know what its interior angles add up to 3x180 degrees=540 degrees

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