5- Very short answer questions:- (one work)
(a) Prediction of weather-______
(b) Instrument that measures humidity -_______
(c) Name one method that can prevent rusting -_______
(d) Name a metal that burns with dazzling white flame -______
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A Rhombus is a flat shape with 4 equal straight sides. Opposite sides are parallel, and opposite angles are equal (it is a Parallelogram). And the diagonals "p" and "q" of a rhombus bisect each other at right angles.
Area: ½ x (product of the lengths of the diagonals)
Perimeter: 4 x side
Number of vertices: 4
Number of edges: 4
Properties: Isotoxal figure, Convex polygon
Type: Parallelogram, Quadrilateral, Kite
Line of symmetry: 2
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