Lines, Angles and Quadrilaterals [IMO Level 1- Mathematics Olympiad (SOF) Class 9]: Questions 98 - 104 of 125
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Question 98
Question MCQ▾
In the given figure, BO, CO is angle bisectors of external angles of △ABC. Then BOC is ________
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 99
Question MCQ▾
In the figure below, lines XY and MN intersect at O. if and , then are equal to ________
Choices
Choice (4) | Response | |
---|---|---|
a. | 130˚ | |
b. | 90˚ | |
c. | 126˚ | |
d. | 180˚ |
Question 100
Question MCQ▾
From the adjoining figure . The value of x is ________
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 101
Question 102
Question MCQ▾
A running track is the ring formed by two concentric circles. It is 15 feet wide. The circumferences of the two circles differ by about ________
Choices
Choice (4) | Response | |
---|---|---|
a. | 65 feet | |
b. | 94 feet | |
c. | 75 feet | |
d. | 90 feet |
Question 103
Question MCQ▾
From the adjoining figure . The value of x is ________
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |