Respuesta :
Answer:
length = 21 cm
Step-by-step explanation:
The ratio 3 : 1 indicates the length is 3 times the breadth , then
length = 3 × 7 cm = 21 cm
Answer:
length = 21 cm
Step-by-step explanation:
The ratio 3 : 1 indicates the length is 3 times the breadth , then
length = 3 × 7 cm = 21 cm