Question

3) Determine o comprimento do lado BC, sabendo que o perímetro do ABC
48 cm​

Answer 1

Resposta:

×+2×+15=48

×+2×+15=483×=48-15

×+2×+15=483×=48-153×=33

×+2×+15=483×=48-153×=33×=11

×+2×+15=483×=48-153×=33×=11BC=2.×

×+2×+15=483×=48-153×=33×=11BC=2.×BC=2.11

×+2×+15=483×=48-153×=33×=11BC=2.×BC=2.11BC=22