IBEasyGeometry & Trigonometry5–6

On a classroom plan drawn so that $1$ cm stands for $2$ m, the room is a rectangle $4$ cm by $3$ cm. What is the real perimeter of the room, in metres?

Numa planta de uma sala desenhada de modo que $1$ cm representa $2$ m, a sala é um retângulo de $4$ cm por $3$ cm. Qual é o perímetro real da sala, em metros?

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Solution

Step 1 of 2

1.Real sides: $4 \times 2 = 8$ m and $3 \times 2 = 6$ m

On a classroom plan drawn so that 111 cm stands for 222 m, the room is a rectangle 444 cm by 333 cm. What is the real perimeter of the room, in metres?

Answer options

On a classroom plan drawn so that $1$ cm stands for $2$ m, the room is a rectangle $4$ cm by $3$ cm. What is the real perimeter of the room, in metres?