Question

please give me a answer

Answer 1

Heya,

Hope this pic helps you :)

Regards,
Shobana

Answer 2

Perimeter=sum of all sides
Let one side of triangle be y
perimeter=18+10+y
42=28+y
y=42-28
y=14cm
Area of triangle when 3 sides given
We will use heron's formula.....❤❤
remaining ans is in the pic.....❤❤