Question

15.The following table gives the literacy rate( in percentage )of 35 cities ,find the mean

literacy rate

Literacy rate in

%

45 – 55 55 — 65 65 — 75 75 — 85 85 — 95

Number of

cities

3 10 11 8 3

16.check whether( 5 ,- 2) , ( 6 4 ) and (7 ,- 2) are the vertices of an isosceles triangle.

V. Answer the following. 4 X 4 =16

17.prove that" If a line is drawn parallel to one side of a triangle to intersect the other two

sides in distinct points the other two sides are divided in the same ratio".

18. Solve graphically : x+y=14 x-y=4



PRASANTH KUMAR ROYAL'S​

Answer 1

Answer:

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Answer 2

Answer:

45-288

Explanation :- x--14+tb