Math, asked by jayasheela46, 1 year ago

a triangle has sides 3cm and4cm and it's perimeter is 12cm find it's area.

Answers

Answered by devansh2000hero5vyas

1

Answer:

3rd side =12-(3+4)=12-7=5cm

therefore, the triangle is right angled.

thus, area = base × perpendicular=3×4=12cm2

Answered by rani296898

1

Answer:

A =6cm2

Step-by-step explanation:

a side 3cm

b base 4cm

p permeter 12 cm

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