एक घनाभ जिसकी भुजा 5.5 सेंटीमीटर 10 सेंटीमीटर और 3.5 सेंटीमीटर है को पिघलाकर एकदम 75 सेंटीमीटर तथा 2 सेंटीमीटर के कितने सिक्के बनाए जा सकते हैं
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Answer:
The class X students of a secondary school in Krishnanagar
have been allotted a rectangular plot of land for this gardening activity.
Sapling of Gulmohar are planted on the boundry at a distance 1m from
each other.There is a triangular gracy lawn in the plot as shown in figure.
The students are to sow seeds of flowering plants on the remaining
area of the plot. Then taking A as origin answer the following questions:
(a) Taking A as the origin, what is the co-ordinate of A?
(i) (0,0) (ii) (2,0) (iii) (0,3) (iv) (-2,0)
(b) What are the Co-ordinates of Q ?
(i) (3,1) (ii) (7,3) (iii) (3,2) (iv) (5,2)
(c) What are the Co-ordinates of R ?
(i) (7,5) (ii) (5,7) (iii) (7,0) (iv) (0,5)
(d) Find the distance between Q and R.
(i) 4units (ii) 5units (iii) 3units (iv) 2units
(e) Find the area of ΔPQR
(i) 5 Sq.units (ii) 3 Sq.units (iii) 6 Sq.units (iv)4 Sq.units