C. 84
12 x 8 is the area of the whole thing but you subtract 12 because of the missing 6x2 part of the square
You flip the sign from > to < only when you are dividing by a negative number and in this case it would be negative 9.
The height of the object is EQUAL to the height of the model. We can see this in advertising when for example cereal is being advertised and on the box is says "actual size" because the cereal is drawn to scale.
Answer:
Step-by-step explanation:
BC = 20sin(61°) ≅17.5
AC = 20cos(61°) ≅ 9.7
perimeter = 20+17.5+9.7 = 47.2
Answer:
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Step-by-step explanation:
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