Answer:
28
Step-by-step explanation:
If you split the shape in half you get a cube and a trapezium, calculate the area of each and add them together to get the area of the entire shape.
Answer:
x = - 12, 3
Step-by-step explanation:
By tangent secant theorem:

Answer:
true because you can do that in a amound of the total
Answer:
Changes can occur to physical properties of a substance,but the chemical composition of the substance remains the same.
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Answer:
44.4 units
Step-by-step explanation:
Recall: 2 tangents drawn from an external point from a circle are congruent
Perimeter of the quadrilateral = AB + BC + CD + AD
AB = 3.1 + 8 = 11.1
BC = 3.1 + 8 = 11.1
CD = 11.1 (given)
AD = 8 + 3.1 = 11.1
Perimeter = 11.1 + 11.1 + 11.1 + 11.1
= 44.4 units