Mixed

What is the size of the largest angle of the quadrilateral?

What is the size of the largest angle of the quadrilateral?

120 degrees
Since we know that one part is worth 20 degrees, we’re going to multiply six by 20. Six times 20 is 120. And so the largest angle in the quadrilateral is 120 degrees.

How do you find the fourth angle of a quadrilateral?

To find the fourth angle or the missing angle in a quadrilateral when the measurements of three angles of a quadrilateral are known, then subtract the three angles from 360° to calculate the missing angle.

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What is the total angle of cyclic quadrilateral?

A cyclic quadrilateral is any four-sided geometric figure whose vertices all lie on a circle. All rectangles are cyclic, but many other quadrilaterals are not. In a cyclic quadrilateral, the sum of each pair of opposite angles is 180 degrees.

How do you find the largest exterior angle of a quadrilateral?

To find the value of the highest exterior angle for a regular polygon, we must divide 360 degrees by the number of sides of that polygon.

  1. 1) Triangle: Number of sides = 3.
  2. 2) Quadrilateral: Number of sides = 4.
  3. 3) Pentagon: Number of sides = 5.
  4. Therefore, 120º is the highest exterior angle for a regular polygon.

Why do opposite angles in a cyclic quadrilateral add up to 180?

‘Opposite angles in a cyclic quadrilateral add to 180°’ (‘Cyclic quadrilateral’ just means that all four vertices are on the circumference of a circle.) Thus the two angles in ABC marked ‘u’ are equal (and similarly for v, x and y in the other triangles.)

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Can the angles 75 80 and 70 be the angles of a quadrilateral?

No, we know that, sum of all angles of a quadrilateral is 360°. So, these angles cannot be the angles of a quadrilateral.

Is Measure of three angles of a quadrilateral in degree are 75 90 and 75 find the measure of fourth angle?

120
Three angles of a quadrilateral are 75, 90 and 75. Find the measure of the fourth angle. Therefore, the measure of the fourth angle is 120.

What is the angle property of cyclic quadrilateral?

Therefore, cyclic quadrilateral angles equal to 180 degrees. In a cyclic quadrilateral, if a quadrilateral is inscribed inside a cycle, the product of the diagonals of the cyclic quadrilateral is equal to the sum of the two pairs of opposite sides of the cyclic quadrilateral.