Question

One angle of a Quadrilateral is 90 degrees and all other angles are equal, find the measure of Each Angle.

Answer 1

Answer:

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Step-by-step explanation:

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Let the angles of a quadrilateral be x°,

x° , x° , and 90°

∴ Sum of interior angles of quadrilateral = 360°

⇒ x° + x° + x° + 90° = 360°

⇒ 3x° = 360° - 90°

⇒ x = 270°/3

⇒ x = 90°

Answer 2

Answer:

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