Question

plzzz solve question 7 ND 8​

Answer 1

hope this answer helps you

Answer 2

Answer:

7:- Area of each tile=

S=9+28+35/2

S=36

√36(36-9)(36-28)(36-35)

√36×27×8×1

√2×2×2×2×2×3×3×3×3×3×1

36√6cm^2

Total area of floor= 36√6 ×16

= 576√6cm^2

Cost of polishing = 0.5 rupees / cm^2

= 576√6 ×0.5

=705.45 rupees approximately

8:-