Page 217 - Grade 10 C.Math

2
-3_ -ª_
(a - 1)(a - 2) ( √ )

5. -s_ 0 -v_ 0 -u_

cEof; 12.1
Curriculum Development Centre
1. -s_ 40, 20 -v_ 18,6 2. -s_ 15 ld=, 12 ld= -v_ 3500 au{ ld=

3.-s_ Rs. 60, Rs.50 -v_ Rs. 84, Rs. 52 4.-s_ -v_

5.-s_ 42 aif{, 12 aif{ -v_ 15 aif{, 21 aif{ 6.-s_ 53 -v_ 54

cEof; 12.2

1. -s_ ± 5 -v_ ±14 -u_ 6 2.-s_ 32, 33 -v_ 12,14

3.-s_ 37 -v_ 36 4.-s_ 18 aif{, 16 aif{ -v_ 8 aif{ -u_ 4 aif{

5.-s_ 5 ld=, 12 ld= -v_ 11 ld=, 8 ld=

cEof; 15.1

1. -s_ 110° -v_ 50° -u_ (i) 68° (ii) 136° -3_ 10°

cEof; 15.2

3) 24 ;]=ld= 4) 24 ;]=ld

cEof; 16.1

2
2
2
1. (a) 60 cm (b) 24 m 2 (c) 84.85 cm (d) 147.22 cm
2
2
2. (a) 5.4 cm (b) 6.21 cm (c) 16.8 m (d) 60 (e) 28.28 cm
2
2
2
3. (a) 41.57 cm (b) 7 cm (c) 48.50 cm
2
2
4. (a) 443 cm (b) 152 cm (c) 483 cm 2
5. (a) 30, 150 (b) 30 cm 2
2
2
2
6 (a) 43.71 cm 2 (b) 68.78 cm (c) 86.61 cm (d) 51.03 cm
214 ul0ft, sIff – 10