My graphing calculator says g(4) = f(2).
The 4th selection, x=4, is appropriate.
The 4th selection, x=4, is appropriate.
What is the center of dilation?
1 answer:
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Answer:
a=15
Step-by-step explanation:
By pythagoras' theorem
25²=20²+a²
625=400+a² group like terms
a²=625-400
a²=225
therefore a=15
Answer:
Step-by-step explanation:
Area of circle = 78.5 in²
πr² = 78.5
3.14*r² = 78.5
r = 5 in