Ans123
Step-by-step explanation:
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ANSWER

EXPLANATION
The area of the two tra-pezoidal faces

The area of the 5 by 6.4 rectangular face

The area of the two square faces

The area of the 9 by 5 rectangular face is

The surface area of the design is:

Answer:
61 degrees
Step-by-step explanation:
add A and C and subtract 180 by the sum