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

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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