Question

OPEN CHALLENGE !!

SOLVE Q 8 IF YOU CAN !​

Answer 1

Answer:

Step-by-step explanation:

9,28 and 35

s=(9+28+35)/2

s=36

area of 1 triangle= √s(s-a)(s-b)(s-c)

=√36×27×8×1

=√7776

=88.18

Area of 16 triangles = 16×88.18=1410.88cmsq

Rate = 50p/- cmsq

Total cost of polishing=1410.88×50=70544p=

705.44rs

Answer 2

Step-by-step explanation:

9,28 and 35

s=(9+28+35)/2

s=36

area of 1 triangle= √s(s-a)(s-b)(s-c)

=√36×27×8×1

=√7776

=88.18

Area of 16 triangles = 16×88.18=1410.88cmsq

Rate = 50p/- cmsq

Total cost of polishing=1410.88×50=70544p=

705.44rs