Question

Cory is building an enclosure with recycled cardboard for her collection of model cars. Her design is as shown below:

Two six sided L-shaped polygons JKLMNH and ABCDEF are drawn. AF makes a right angle with FE at F. BC makes a right angle with CD at C. JH makes a right angle with HN at H. KL makes a right angle with LM at L. Measures of sides of JKLMNH are, JK is 3 inches, JH is 6 inches, NH is 5 inches, NM is 3 inches, LM is 8 inches. In ABCDEF, DC measures 40 inches.

What is the length of side EF in inches?

15
25
30
45

Answer 1

@3mar please help me

Answer 2

With my pleasure!

Answer 3

thank you!

Answer 4

Welcome!

What do you think?

Answer 5

i think maybe C?

Answer 6

Why?

Can you share your works?

Answer 7

@JULYAHX1
Can you proceed?

Answer 8

Tell me when you are back!