Answer:
B) A paragraph that introduces a subject in the topic sentence and
gives an extended example in the supporting sentences
<em>one written to illustrate a point with examples. It consists of a topic sentence followed by specific examples arranged in some order.</em>
<span>Kennedy's claim in this excerpt was that since the US was capable of developing the technology to put a man on the moon and return him safely to earth before the end of the 1960s. This would prove that the US was better than the Soviet Union.</span>
294 = 7x
42 = X
The height is x and the width is 2x
so
42 by 2(42)
42 by 84
hope this helps