Answer:
a) -6
b) 9
c) 27
Step-by-step explanation:

A. He feels tired and sick because the focus on the mechanical measurements of stars is not satisfying to him.<span>
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Answer:
400cm^2
Step-by-step explanation
equation: a+b/2 x h
19+25/2 x 20
44/2 x 20
22 x 20
440 (don't forget unit) and to square because we are finding the area
Answer:
A) x=26, y=1
Step-by-step explanation:
parallelograms have equal lengths on opposite sides. in this picture, y is alone. Opposite of that, the length is 11. so y must be 11. the only choice there is A.