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# Why is the angle sum of a trapezoid 360?

Updated: 4/28/2022

Wiki User

11y ago

Because the angle sum of all quadrilaterals is 360 degrees.

Wiki User

11y ago

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Q: Why is the angle sum of a trapezoid 360?
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360 degrees

### What is the angle sum of a rhombus and a trapezoid?

Both are quadrilaterals, so the sum of their angles is 360&#8304;.

### If a trapezoid has a sixty degree angle a hundred twenty degree angle and an eighty degree angle what is the measurement of the fourth angle?

The sum of the angles in a trapezoid is 360 degrees, therefore, the forth angle in this problem is: 360 - (60+120+80) = 100 degrees

### The sum of the interior angle of a trapezoid is?

The 4 interior angles add up to 360 degrees

### What is the sum of an interior angle of a trapezoid?

The 4 interior angles add up to 360 degrees

### What is the exterior angle sum of a trapezoid?

The exterior angle sum of ANY plane polygon (ie 2-dimensional figure with straight sides) is 360 degrees.

### The average angle measure of a trapezoid?

the average angle is acuite w/ obtuse * * * * * An incorrect answer.

### Sum of interior angles in a trapezoid?

The sum of the four interior angles of a trapezoid is 360 degrees.

Yes.

### The sum of the interior angles of a trapezoid?

The sum of the 4 interior angles of a trapezoid add up to 360 degrees.

360 degrees

360 degrees OK