The answer to 31,096 + 59,721 is 89,817 so B 89,800 is the best estimate
2nd- The answer to 69,896 - 42,901 is 26,995 so A 26,900 is the best answer
3rd- 630,429 - 27,811 is 602,618 so the best answer(s) would be A 630,400 and C 27,800
Answer:Secondary sources are works that analyze, assess or interpret an historical event, era, or phenomenon, generally utilizing primary sources to do so. Secondary sources often offer a review or a critique. Secondary sources can include books, journal articles, speeches, reviews, research reports, and more.
Step-by-step explanation:
Parallel means lines that never meet, and perpendicular are lines that meet at right angles.
Answer:
1/7
Step-by-step explanation:
there are 7 number possibilities 0,1,2,3,4,5,6.
so if they each have an equal probability the answer is 1/7
Answer:
6 rounds up to 10.
Step-by-step explanation: Please brainliest!