I would say B , even though I’m only in 5 th grade
Answer:
B
Step-by-step explanation:
Answer:
BFC makes this angle add up to 90 degree at BFD
Therefore it becomes complementary to angle CFD
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:




Step-by-step explanation:
The given trapezoid has vertices at A(−1,4), B(0,2), C(1,2) and D(2,4).
The transformation rule for 90° counterclockwise rotation is

This implies that:




This is followed by a translation 3 units to the right.
This also has the rule: 




Therefore:



