littyquad littyquad

21-06-2021
Mathematics

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As shown in the diagram below, AABC - A DEF, AB=14, BC=4, DE=7, and EF = X
D
14
B
4
С
E
X
F
What is the length of EF?
А
28
B
14
2
4

As shown in the diagram below AABC A DEF AB14 BC4 DE7 and EF X D 14 B 4 С E X F What is the length of EF А 28 B 14 2 4 class=

Respuesta :

hoaianhnono34 hoaianhnono34

21-06-2021

Answer:

EF=4

Step-by-step explanation:

vì diện tích bằng nhau và bằng 28 áp dụng công thức tính diện tích

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