Answer:
ANSWER
Let a=13cm, b=14cm and c=15cm
Now, s=2a+b+c
=213+14+15
=21cm
Area:
△=s(s−a)(s−b)(s−c)
=21(21−13)(21−14)(21−15)
=21×8×7×6
=7×3×2×2×2×7×2×3
=2×2×3×7
=84cm2
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Answer:
ANSWER
Let a=13cm, b=14cm and c=15cm
Now, s=2a+b+c
=213+14+15
=21cm
Area:
△=s(s−a)(s−b)(s−c)
=21(21−13)(21−14)(21−15)
=21×8×7×6
=7×3×2×2×2×7×2×3
=2×2×3×7
=84cm2