Question

do this............
answer
9.(i)150 cm
(ii) 125 cm
10. rs 230.40​

Answer 1

Answer:

9 (i) 150 cm square

(ii) 125 cubic cm

Answer 2

Step-by-step explanation:

9 Side of square =

$20 \div 4 = 5$

Area of 1 face =

$5 \times 5 = 25$

Area of 6 faces =

$25 \times 6 = 150$

Volume of cube =

${a}^{3} = {5}^{3} = 125$