a childrens book has dimensions 20cm by 24cm what scale factor should be used to make a enlarged version that has dimensions 25c
1 answer:
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Use the law of cosines to find a: 
So to use the given numbers you get:
Which would come out to equal about 35.94
so a=35.9
So to use the given numbers you get:
Which would come out to equal about 35.94
so a=35.9