Step-by-step explanation:
25/2*4/15
100/30
10/3
=0.3
Well. The formula for the area of a trapezoid is b1 + b2 over 2 times h.
a = b1 + b2 (h)
--------------------
2
3.9 = 4+2.5 (h)
--------------------
<span> 2</span>
3.9 = 6.5(h)
----
2
height = 1.2 cm.
I think it's b I hope these helpes
Yes, because 54 is divisible by 3
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