Use an area model to solve the expression 0.6 × 0.4. (6-4)
1 answer:
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Answer: Choice D
Reason:
Whenever we have two lines cross to form an X shape, the vertical angles are always opposite one another. They do not have to be vertically stacked (as they can be side by side like angles 2 and 4 are). Vertical angles are always congruent.