thesuaveegg
thesuaveegg thesuaveegg
  • 19-04-2018
  • Mathematics
contestada

16. In the figure below, ΔABC is similar to ΔDEF.

Find the length of EF.
A. 10
B. 12
C. 18
D. 21

16 In the figure below ΔABC is similar to ΔDEF Find the length of EF A 10 B 12 C 18 D 21 class=

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innocentboy544
innocentboy544 innocentboy544
  • 19-04-2018
(x+2)/(2x+1) =4/7
7*(x+2)=4*(2x+1)
7x+14=8x+4
14 - 4=8x - 7x
10= x
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