Web2 pairs of parallel sides. 4 right angles (90°). Opposite sides are parallel and congruent. All angles are congruent. Square . 4 congruent sides. 4 right angles (90°). ... Summary. A quadrilateral is a mathematical name for a four-sided polygon. Parallelograms, squares, rectangles, and trapezoids are all examples of quadrilaterals. WebApr 9, 2024 · For example, a 3-sided polygon is a triangle, an 8 -sided polygon is an octagon, while an 11-sided polygon is called 11-gon or hendecagon. The number of sides of a regular polygon can be computed with the help of interior and exterior angles. For an Instance, A hexagon is a six-sided polygon, while a triangle is a three-sided one.
Shape: Quadrilateral – Elementary Math
WebBlair. So a square is a special kind of rectangle, it is one where all the sides have the same length. Thus every square is a rectangle because it is a quadrilateral with all four angles … WebTrue. A square has four fight angles and four equal sides, so it is a regular polygon. True. If a triangle is an obtuse triangle then it can not be an isosceles triangle. False. If a triangle is a right triangle, then the other two angles must be acute. True. sum of exterior angles of any polygon is always 180°. False. truth social web application
Quiz 4: triangles, polygons, and angle properties Flashcards
WebJul 20, 2015 · Can a rhombus have right angles explain why? A rhombus is by definition a polygon with four sides of equal length. Since the sum of the internal angles of a polygon with four sides is 360° , a polygon with four sides can have four angles all equal to 90°. In this case we have a particular type of rhombus called square. WebMay 27, 2024 · Therefore, we can conclude that a quadrilateral with four equal sides and no right angles can be called a rhombus. Is a parallelogram with 4 right angles? Rectangle: A … Web16. A four-sided polygon 17. Segments joining opposite vertices of quadrilateral. 18. A quadrilateral with exactly one pair of sides parallel. 19. Two nonadjacent angles formed by two intersecting lines. 20. All angles of a parallelogram are right angles. 21. Two angle sharing a common side and vertex but no interior points in common. 22. philips innovation products