CBSE Class 10 Maths (Basic) 2020 · Paper 430/1/1 · Question 33

Coordinate Geometry 3 marks Medium

To conduct Sports Day activities, in your rectangular shaped school ground ABCD, lines have been drawn with chalk powder at a distance of 1 m each. 100 flower pots have been placed at a distance of 1 m from each other along AD, as shown in Fig. 5. Niharika runs

\frac{1}{4}

th the distance AD on the 2nd line and posts a green flag. Preet runs

\frac{1}{5}

th the distance AD on the eighth line and posts a red flag.

Fig. 5: The school ground ABCD ruled into a 1 m coordinate grid.

(i)What is the distance between the two flags?[1]
(ii)If Rashmi has to post a blue flag exactly halfway between the line segment joining the two flags, where should she post the blue flag?[2]

Answer

(i) Distance between the flags

= 61 \approx 7.81

m. (ii) The blue flag should be at

(5, 22.5)

, i.e. on the 5th line,

22.5

m up AD.

🔒 Step-by-step solution

From the board paper

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CBSE Class 10 Maths (Basic) 2020 · Paper 430/1/1 · Question 33

Answer

From the board paper

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