Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 1 - 7 of 987
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Question 1
Question MCQ▾
In a quadrilateral PQRS, if and , then = ________.
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | 95° | |
c. | 70° | |
d. | 100° |
Question 2
Question MCQ▾
The diagonal of a square is 4 cm. Its area is ________.
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 3
Question MCQ▾
O is the center of a circle and if then is equal to
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 4
Question MCQ▾
A chord of a circle is 8 cm in length and its distance from the center is 3 cm. Find the length of the chord of the same circle which is at a distance of 4 cm from the center.
Choices
Choice (4) | Response | |
---|---|---|
a. | 10 cm | |
b. | 12 cm | |
c. | 6 cm | |
d. | 8 cm |
Question 5
Question MCQ▾
The sides BC, CA and AB of are produced in order to form exterior angles then is
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 6
Question MCQ▾
The diameter is
Choices
Choice (4) | Response | |
---|---|---|
a. | Three times radius of circle | |
b. | Smallest chord of a circle | |
c. | Greatest chord of a circle | |
d. | None of the above |
Question 7
Question MCQ▾
A regular nonage (9 sides) is inscribed in a circle. The angle that each side of the decagon subtends at the center is
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |