Question

plz answer me guys ​

Answer 1

Answer:

It helps

Step-by-step explanation:

A=12 cm

B=12 cm

C=?

perimeter of triangle =A+B+C

30 cm= 12+12+c

30 cm =24 +c

c= 30 cm -24 cm

c=6 cm

By using herons formula

a +b+c÷2

12+12+6÷2 =30÷2

15

√15(15-12)(15-12)(15-6)

√15(3)(3)(9)

9√15 is the answer

Answer 2

Answer:

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