The answers are Rotation and Reflection: reflect horizontally and the V will be flipped upside down, rotate 180 degrees and the V will also be flipped.
13/2 = 6.5
2/13 = 015
6.5-0.15 = 6.35
The length is 10
i showed my steps on the picture attached
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AK = 640
Δ ABC and ΔFJK are similar. They are small triangles.
ΔCDF is the big triangle.
640 / 2 = 320 m= CF
AC & FK= 320/2 = 160 m each
2AC = CF = 2FK
2(160) = 320 = 2(160)
BG = 20 m
20/160 = x / 320
20*320 = 160x
6400 = 160x
6400/160 = x
40 = x
Area of CDF = (40 m * 320 m)/2 = 12,800 / 2= 6,400 m²
X = integer one
y = integer 2
x = 12y + 4
x * y = 5896
Solve the system of equations