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Complete each of the following statements by means of one of those given in brackets against each :(i) If one pair of opposite sides are equal and parallel, then the figure is ………. (parallelogram, rectangle, trapezium) (ii) If in a quadrilateral only one pair of opposite sides are parallel, the quadrilateral is ………….. (square, rectangle, trapezium) (iii) A line drawn from the mid-point of one side of a triangle….. another side intersects the third side at its mid-point. (perpendicular to, parallel to, to meet) (iv) If one angle of a parallelogram is a right angle, then it is necessarily a ….. (rectangle, square, rhombus) (v) Consecutive angles of a parallelogram are ………… (Supplementary, complementary) (vii) If opposite angles of a quadrilateral are equal, then it is necessarily a ……. (parallelogram, rhombus, rectangle) (vi) If both pairs of opposite sides of a quadrilateral are equal, then it is necessarily a ……… (rectangle, parallelogram, rhombus) (viii) If consecutive sides of a parallelogram are equal, then it is necessarily a …….. (kite, rhombus, square) |
Answer» (i) parallelogram (ii) trapezium (iii) parallel to (iv) rectangle (v) supplementary (vi) parallelogram (vii) parallelogram (viii) rhombus |
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