IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 248 - 254 of 929
Access detailed explanations (illustrated with images and videos) to 929 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.
Rs. 450.00 or
How to register?
Question number: 248
Question
If the altitude of an equilateral triangle is , its area is ________
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
| |
b. |
| |
c. |
| |
d. |
| |
Question number: 249
Question
The Point identified in figure by the Coordinates (-6,4) is ________
Point Identified in Figure by the Coordinates (-6,4)
Different points in graph and find the coordinate related point
Choices
| Choice (4) | Response | |
|---|---|---|
a. | W | |
b. | Z | |
c. | X | |
d. | Y | |
Question number: 250
Question
A triangle and a trapezoid are equal in area. They also have the same altitudes. If the base of the triangle is 18 inches, the mean of the parallel sides of the trapezoid is ________
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 18 inches | |
b. | 9 inches | |
c. | Not obtained from this data | |
d. | 36 inches | |
Question number: 251
Question
The area of an isosceles triangle having base 32 cm and one side 20 cm is________
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
| |
b. |
| |
c. |
| |
d. |
| |
Question number: 252
Question
A circular park of 20 metre diameter has a circular path just inside the boundary of width 1 metre. The area of path is ________
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
| |
b. |
| |
c. |
| |
d. |
| |
Question number: 253
Question
What is the point of concurrency of the perpendicular bisectors in a triangle called ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Centroid | |
b. | Incentre | |
c. | Orthocentre | |
d. | Circumcentre | |
Question number: 254
Question
A covered wooden box has the inner measures as 115 cm, 75 cm, 35 cm and the thickness of wood is 2.5 cm. Then the volume of the wood is________
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 80,000 cu. Cm | |
b. | 82,125 cu. Cm | |
c. | 85,000 cu. Cm | |
d. | 84,000 cu. Cm | |