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प्रश्न
Use graph paper for this question. (Take 2 cm = 1 unit along both x and y-axis.) Plot the points O(0, 0), A(-4, 4), B(-3, 0) and C(0, -3)
1) Reflect points A and B on the y-axis and name them A’ and B’ respectively. Write down their coordinates.
2) Name the figure OABCB’A’.
3) State the line of symmetry of this figure
उत्तर
1)
A’ = (4, 4) AND B’ = (3, 0)
2) The figure is an arrowhead
3) The y-axis is the line of symmetry of figure OABCB’A’.
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संबंधित प्रश्न
In the given figure, ABCDE is a pentagon inscribed in a circle such that AC is a diameter and side BC//AE.If
∠ BAC=50°, find giving reasons:
(i) ∠ACB
(ii) ∠EDC
(iii) ∠BEC
Hence prove that BE is also a diameter
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