IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 161 - 164 of 929
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Question number: 161
» Lines, Angles and Quadrilaterals
Question
If the bisectors of two adjacent angles A and B of a quadrilateral ABCD intersects at a point O such that , then value of k is ________
Image Defines the Bisectors of Two Adjacent Angles a and B
Image defines the ABCD is quadrilateral and define two adjacent angles A and B intersect point O, find the value of k
Choices
| Choice (4) | Response | |
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| a. | 5 |
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| b. | 4 |
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| c. | 3 |
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| d. | 2 |
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Question number: 162
» Lines, Angles and Quadrilaterals
Question
XYZ is an equilateral triangle for side. J, K and L are midpoints of XY, YZ and XZ respectively. The area of triangle JKL is (in) ________
XYZ is an Equilateral Triangle for Side Given
Image XYZ is an equilateral triangle, find the area of triangle is JKL
Choices
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Question number: 163
» Lines, Angles and Quadrilaterals
Question
The supplementary angle of an angle is one fifth of itself. Then the angle of its supplement are________
Choices
| Choice (4) | Response | |
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| a. | 160˚, 130˚ |
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| b. | 150˚, 30˚ |
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| c. | 160˚, 20˚ |
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| d. | 150˚, 45˚ |
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Question number: 164
Question
In the adjoining figure, point P the intersection of lines l1 and l2 has coordinates (a, b) as shown here. Which of the following could be the ordered pair (a, b)?
Point P the Intersection of Lines l1 & l2 Has Coordinates (A, B)
Adjoining figure, point P the intersection of lines l1 and l2 has coordinates (a, b) as shown here find the ordered pair (a, b)
Choices
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