5378141
Beschreibung
Karteikarten von Karen Denham, aktualisiert more than 1 year ago
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Erstellt von Karen Denham
vor mehr als 8 Jahre
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| Frage | Antworten |
| Angle at centre is twice the angle at the circumference | |
| exterior angle of a cyclic quadrilateral is equal to the interior opposite angle. | |
| Exterior angles of a polygon add to 360 degrees | |
| sum of interior angles of a polygon = (sides - 2) x 180 or = no of triangles x 180 | |
| Pythagoras' Theorem | |
| Alternate angles on parallel lines are equal | |
| Isosceles triangle is formed from radii of circle. | |
| Co-interior angles on parallel lines add to 180 degrees. | |
| Corresponding angles on parallel lines are equal | |
| Find A Find B Give the geometric reason | A = 120 B = 40 Opposite angles in a cyclic quadrilateral add to 180 degrees |
| Does a regular hexagon tessellate? (Fit together without any gaps) | |
| A tangent is perpendicular (at right angles) to the radius. | |
| angle at the centre is twice the angle at the circumference | |
| angles on the same arc are equal | |
| the angle between a chord and tangent is equal to the angle in the alternate segment | |
| The red shaded area is called a ...... | sector |
| The red shaded area is called a ....... | segment |
| The line segment from A to B is called a | chord |
| angle at the centre is twice the angle at the circumference | |
| I have 4 sides. I have two pairs of equal adjacent sides. My diagonals intersect at right angles. What shape am I? | A Kite |
| I have 4 sides. My opposite sides are equal in length. My diagonals bisect each other. My opposite sides are parallel. What shape am I? | A Parallelogram |
| What shape am I? | An isosceles trapezium |
| What shape am I? | An equilateral triangle. |
| angles at a point add to 360 degrees. |
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