IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 566 - 571 of 1022

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Question 566

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Question

MCQ▾

In the figure, (not drawn to scale), in which and and ANB is a straight line. Find x.

Image Made by Some Lines with an Unknown Angle

Choices

Choice (4)Response
a.
b.
c.
d.

Question 567

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Question

MCQ▾

In the figure, (not drawn to scale), BCF is an isosceles triangle with FC = FB, EBF and ABC are straight lines, EB is parallel to GC. Find x.

Image Made by Some Lines Making Angles

Choices

Choice (4)Response
a.
b.
c.
d.

Question 568

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Question

MCQ▾

A school has 560 students. The number of girls is of the number of boys. How many girls are there in the school?

Choices

Choice (4)Response
a.70
b.49
c.100
d.80

Question 569

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Question

MCQ▾

In the figure (not drawn to scale), ABC is an equilateral triangle and ABD is an isosceles triangle with DA = DB, find x.

Image of a Triangle ABC Having Another Triangle ABD in It

Choices

Choice (4)Response
a.
b.
c.
d.

Question 570

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Question

MCQ▾

In a and is thrice that of . Then is ________.

Choices

Choice (4)Response
a.
b.
c.
d.

Question 571

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Question

MCQ▾

In the figure (not drawn to scale), EFA is a right-angled triangle with and FGB is an equilateral triangle, find .

Image of a Right Angled Triangle EFA

Choices

Choice (4)Response
a.8
b.16
c.2
d.20