Rectangle perimeter ratio

The length of the rectangle measures 12 cm. Calculate its circumference if the length-to-width ratio is 4:3

Final Answer:

o =  42 cm

Step-by-step explanation:

a=12 cm a:b = 4:3 3a=4b  b=3 a/4=3 12/4=9 cm  o=2 a+2 b=2 12+2 9=42 cm



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