jilliand2242
24.10.2021 •
Mathematics
Triangle ABC has vertices (-2,0), B(2,5), C(3, 1). The reflection of the image of triangle ABC is triangle A’B’C with vertices A’(-2,0), B’(2,-5), C’(3,-1). What is a rule that describes the reflection?
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Ответ:
9 =x
Step-by-step explanation:
A bisected angle means that the two sides are now equal
JKM = LKM
and each of these angles are 1/2 of the original angle JKL
1/2 JKL = MKL
1/2 ( 92) = 5x+1
46 = 5x+1
Subtract 1 from each side
46-1 = 5x+1-1
45 = 5x
Divide each side by 5
45/5 = 5x/5
9 =x