Question

PLEASE SOLVE THE FOLLOWING PROBLEMS​

Answer 1

Answer:

34.196cm sq

Step-by-step explanation:

AB=12cm

BC=6cm

AC=15cm

Now,

AB+BC+AC

S= ________

2

12+6+15

= _____

2

33

= ___

2

= 16.5#

we know that ,

by formula ,

Area of️ ABC= ROOTUNDER S(S_A)(S_B)(S_C)

= 16.5(16.5-12)(16.5-6)(16.5-15)

= 16.5×4.5×10.5×1.5

= 1169 .43 CM

= 34.196 cm sq