As a regular pentagon is dilated by a scale factor of 3 to create a new pentagon. Which statement is true?
1 answer:
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Answer:
x=24cm
y=20,78cm
Step-by-step explanation:
sen(30)= -> x*sen(30)=12 -> x=
= 24cm
cos(30)=y/x -> cos(30)= y/24 -> y=24*cos(30)= 20,78cm