Triangles and Circles (IMO- Mathematics Olympiad Class 9): Questions 56 - 60 of 79

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Question number: 56

» Triangles and Circles

MCQ▾

Question

In given figure SQR=85˚,QPR=50˚ . Then QRS is ________

Given the SQR is 85 and QPR is 50

Given the SQR Is 85 and QPR Is 50

Given the SQR is 85 and QPR is 50 then find the QRS angle

Choices

Choice (4) Response

a.

75°

b.

65°

c.

45°

d.

90°

Question number: 57

» Triangles and Circles

MCQ▾

Question

The centroid of a triangle divides each median in the ratio ________

Choices

Choice (4) Response

a.

2:3

b.

3:1

c.

2:1

d.

1:1

Question number: 58

» Triangles and Circles

MCQ▾

Question

The point concurrency of altitudes of a triangle is called ________

Choices

Choice (4) Response

a.

Orthocenter

b.

Incenter

c.

Circumcenter

d.

Centroid

Question number: 59

» Triangles and Circles

MCQ▾

Question

In figure, S is any point on the side QR of PQR , then PQ+QR+RP> ________

S is any point on the side QR of triangle PQR

S Is Any Point on the Side QR of Triangle PQR

S is any point on the side QR of triangle PQR find Sum of PQ, QR and RP less than value

Choices

Choice (4) Response

a.

PS

b.

2PS

c.

4PS

d.

None of the above

Question number: 60

» Triangles and Circles

MCQ▾

Question

In the figure AB=AC , CH=CB and HK BC . If the exterior angle CAX is 140˚ , then the angle KHC is ________

Given AB=AC, CH=CB and HK is parallel to BC.Exterior angle CAX

Given AB = AC, CH = CB and HK Is Parallel to BC. Exterior Angle CAX

Given AB = AC, CH = CB and HK is parallel to BC. If the exterior angle CAX is 140 find the angle KHC

Choices

Choice (4) Response

a.

45°

b.

50°

c.

55°

d.

40°

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