Answer:
b)in order to do that you have to write out your problem using a proportional relationship. you start with picking out your scale factor and then you use that to calculate your enlargement. lets say your scale factor is 3:1.
3/1=x/21 x=63
c) 5/1=x/21 x=105 the appx. area of the park in the enlarged drawing will be 105ft sq
d)I identified the scale factor in each problem and then applied it to each of the separate situations in order to enlarge or reduce an amount/ image.
Step-by-step explanation: