Answer:
164 in^2
Step-by-step explanation:
length = 10 in
breadth = 3 in
height = 4 in
surface area = 2(lb + bh + hl)
=2(10*3 + 3*4 + 4*10)
=2(30 + 12 + 40)
=2*82
=164 in.^2
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5.83
tan30°=7/x
cos30°=x/y
tell me if it's wrong.
