Mathematics, 18.10.2019 15:00 xcji7384
Aright triangle △abc with right angle c is inscribed in a circle. find the radius of this circle if: given m∠c = 90°, k(o, r) inscribed in △abc, ac = 8 cm, bc = 6 cm. find r.
Answers: 3
Mathematics, 21.06.2019 18:30
At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.
Answers: 2
Mathematics, 21.06.2019 21:30
In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.
Answers: 2
Aright triangle △abc with right angle c is inscribed in a circle. find the radius of this circle if:...
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