Triangles and Circles [IMO Level 1- Mathematics Olympiad (SOF) Class 9]: Questions 6 - 11 of 79

Choose Programs:

🎯 930 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Rs. 450.00 -OR-

3 Year Validity (Multiple Devices)

CoverageDetailsSample Explanation

Help me Choose & Register (Watch Video) Already Subscribed?

Question 6

Question MCQ▾

If one leg of an isosceles right-angles triangle is increased by 6 cm and the other leg is increased by 4 cm, then change in area of the triangle is 24 sq. cm. find the length of the leg of the original triangle.

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 7

Question MCQ▾

Triangle PAB is formed by three tangents to circle with center O and , then angle ACB equals ________

Triangle PAB is Formed by 3 Tangents to Circle with Center O

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 8

Question MCQ▾

An exterior angle of a triangle is and the measure of the two remote interior angles are 25 degree and degree. x = ________.

The Exterior Angle of a Triangle and 2 Interior Angles Measure

Choices

Choice (4)Response

a.

24

b.

29

c.

20

d.

25

Edit

Question 9

Question MCQ▾

In , If divides BC in the ratio , then is ________

Given the Triangle ABC, if Divides BC in the Ratio M: N

Choices

Choice (4)Response

a.

m: 3n

b.

m: n

c.

2m: n

d.

3m: n

Edit

Question 10

Question MCQ▾

In given figure . Then is ________

Given the Angle ABD is 70 and ADB is 30

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 11

Question MCQ▾

In the medians AD, BE and CF pass through G. If , then BE is ________

In Triangle ABC, the Medians AD, be and CF Pass through G

Choices

Choice (4)Response

a.

6

b.

9

c.

1

d.

3

Edit