Help plz? i don’t understand the example
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Mathematics, 21.06.2019 12:30
Arunning track in the shape of an oval is shown. the ends of the track form semicircles. a running track is shown. the left and right edges of the track are identical curves. the top and bottom edges of the track are straight lines. the track has width 56 m and length of one straight edge 130 m. what is the perimeter of the inside of the track? (π = 3.14) 260.00 m 347.92 m 372.00 m 435.84 m
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Mathematics, 21.06.2019 17:40
Which number produces a rationale number when multiplied by 1/5
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Mathematics, 21.06.2019 18:00
Pat listed all the numbers that have 15 as a multiple write the numbers in pats list
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Mathematics, 21.06.2019 22:50
Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.
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Mathematics, 26.07.2019 08:30
Mathematics, 26.07.2019 08:30
Mathematics, 26.07.2019 08:30
History, 26.07.2019 08:30
Mathematics, 26.07.2019 08:30
Mathematics, 26.07.2019 08:30
Mathematics, 26.07.2019 08:30
Mathematics, 26.07.2019 08:30