Point B has coordinate B(1, –1). What is the coordinate of B' under a scale factor of 3?

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asked Sep 18, 2019 18.7k views

2 Answers

Carlos Mora · Answer 1 · 2019-09-22T01:39:29+0000

we know that
With a scale factor of 3
the dilation is
(x,y)------------> (3x,3y)
so
for
(1,-1)--------> (1*3,-1*3)-----> (3,-3)

the answer is
the coordinate of B' is (3,-3)

Point B has coordinate B(1, –1). What is the coordinate of B' under a scale factor of 3?

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