IMO- Mathematics Olympiad Class 9: Questions 348 - 351 of 919

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Question number: 348

» Lines, Angles and Quadrilaterals

MCQ▾

Question

In parallelogram ABCD. AB=12cm . The altitudes corresponding to the sides CD and AD are respectively 9 cm and 11 cm. Find AD.

Given the ABCD is a parallelogram and AB is 12 cm

Given the ABCD Is a Parallelogram and AB Is 12 Cm

Given the ABCD is a parallelogram and AB is 12 cm, AM is 9 cm and CN is 11 cm find AD

Choices

Choice (4) Response
a.

10810cm

b.

10817cm

c.

10811cm

d.

9910cm

Question number: 349

» Surface Area and Volumes

MCQ▾

Question

ABC is triangle in which BE, CF are medians. If BE=15cm , CF=36cm and BECF , then the area of ABC(incm2) is________

Given the ABC is triangle in which BE, CF are medians

Given the ABC Is Triangle in Which BE, CF Are Medians

Given the ABC is triangle in which BE, CF are medians. If BE is 15 cm, CF is 36 cm find the area of Triangle ABC

Choices

Choice (4) Response
a.

240

b.

120

c.

102

d.

360

Question number: 350

» Coordinate Geometry

MCQ▾

Question

Which of the points A (0, 6), B (-2, 4), C (-4, 0), D (0, -2), E (0, -5), F (4, -4) do lie on the Y-axis?

Choices

Choice (4) Response
a.

B and E only

b.

A, D, E

c.

A and D only

d.

A, F, E

Question number: 351

» Triangles and Circles

MCQ▾

Question

In triangle ABC, the altitude from A to BC meets BC at D, and the altitude from B to CA meets AD at H. if AD=4cm , BD=3cm and CD=2cm , if ADBD=AHHD then the length of HD is ________

Choices

Choice (4) Response
a.

5cm

b.

32cm

c.

52cm

d.

52cm

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