meredith48034
meredith48034 meredith48034
  • 15-01-2019
  • Mathematics
contestada

Please help me.

Find the coordinate of B' after a 180° rotation of the triangle about the origin.

a. (1,2)
b. (3,5)
c. (3,-5)
d. (-3,-5)

Please help meFind the coordinate of B after a 180 rotation of the triangle about the origina 12b 35c 35d 35 class=

Respuesta :

khillabrand1 khillabrand1
  • 15-01-2019
D. (-3,-5) is the coordinate for B
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sqdancefan
sqdancefan sqdancefan
  • 19-01-2019

Answer:

  b. (3, 5)

Step-by-step explanation:

Rotation by 180° multiplies each coordinate by -1.

  B' = -1×B = -(-3, -5) = (3, 5)

Ver imagen sqdancefan
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