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Understanding Elementary Shapes | Exercise 5.2

Question 5

Q3) Which direction will you face if you start facing

(a) east and make

1/2 of a revolution clockwise?

(b) east and make 11/2 of a revolution clockwise?

(c) west and make 3/4 of a revolution anti-clockwise?

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SOLUTION:

(i) East and make

\frac{1}{2}of a revolution clockwise i.e two right angles, we will face west.

(ii) if we start facing east and make \ 1\frac{1}{2} of a revolution clockwise, i.e one complete revolution and two right angles, we will face west.

(iii) we start faccing west and make facing \frac{3}{4} of a revolution anti-clockwise. i.e three right angles we will face north.

(iv) we start facing south and make a full revolution either clockwise or anticlockwise, we will again face south.

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subject-cta

Question 5

Q3) Which direction will you face if you start facing

(a) east and make

1/2 of a revolution clockwise?

(b) east and make 11/2 of a revolution clockwise?

(c) west and make 3/4 of a revolution anti-clockwise?

Looking to do well in your science exam ? Learn from an expert tutor. Book a free class!

SOLUTION:

(i) East and make

\frac{1}{2}of a revolution clockwise i.e two right angles, we will face west.

(ii) if we start facing east and make \ 1\frac{1}{2} of a revolution clockwise, i.e one complete revolution and two right angles, we will face west.

(iii) we start faccing west and make facing \frac{3}{4} of a revolution anti-clockwise. i.e three right angles we will face north.

(iv) we start facing south and make a full revolution either clockwise or anticlockwise, we will again face south.

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta
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