Step-by-step explanation:
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Answer:
13
If ABC is equilaterteral then all the angles must be equal and 60°
8x - 44 = 60 add 44 to both sides
8x = 104 divide both sides by 8
x = 13
they share an endpoint.
Answer:500
A = 15u²
Area of a Trapezoid Formula:
Plug in our values (h = 3, b1 = 7, b2 = 3)
Now we evaluate