Ratio - rectangle

The rectangle has dimensions of 6 cm and 9 cm. If its dimensions are increased in the ratio 5:3, how many times does its area increase, and how many times does its perimeter increase?

Final Answer:

k1 =  2.78
k2 =  1.67

Step-by-step explanation:

r=5:31.6667=5:3 k1 = S2:S1 = r2 k1=r2=1.66672=2.78
k2= o2/o1 = r  k2=r=1.6667=1.67



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