IMO- Mathematics Olympiad (SOF) Class 9: Questions 211 - 216 of 919
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Question number: 211
» Lines, Angles and Quadrilaterals
Question
If two supplementary angles are in the ratio 2: 3, then the angles is ________
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 140˚, 80˚ |
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| b. | 185˚, 50˚ |
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| c. | 160˚, 36˚ |
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| d. | 72˚, 108˚ |
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Question number: 212
» Lines, Angles and Quadrilaterals
Question
The angles A, B, C, D, in the parallelogram ABCD are________
Image ABCD is Parallelogram
Image ABCD is parallelogram and the different angles
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 90˚, 90˚, 90˚, 90˚ |
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| b. | 30˚, 60˚, 20˚, 40˚ |
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| c. | 90˚, 45˚, 30˚, 15˚ |
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| d. | 90˚, 45˚, 15˚, 20˚ |
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Question number: 213
» Lines, Angles and Quadrilaterals
Question
In the given figure, and . Then ∠PSX is________
Image Defines the WX and YZ is Two Lines Parallel
Image defines WX and YZ is two lines parallels and find the value of ∠PSX
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 45˚ |
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| b. | 60˚ |
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| c. | 155˚ |
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| d. | 90˚ |
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Question number: 214
» Lines, Angles and Quadrilaterals
Question
Diagonals of a rectangle ABCD intersect at O. if , then ∠DCO is ________
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 70˚ |
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| b. | 55˚ |
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| c. | 35˚ |
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| d. | 110˚ |
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Question number: 215
» Lines, Angles and Quadrilaterals
Question
In the given figure, BO, CO is angle bisectors of external angles of △ABC. Then BOC is ________
Image Defines the Angle
Image defines the angles and find the angle values
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
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| b. |
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| c. |
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| d. |
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Question number: 216
» Lines, Angles and Quadrilaterals
Question
In the figure below, lines XY and MN intersect at O. if and, then are equal to ________
Image Defines Lines XY and MN Intersect at O
Image defines the two lines intersect and find the value of ∠XON
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 130˚ |
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| b. | 90˚ |
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| c. | 126˚ |
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| d. | 180˚ |
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