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The two non-parallel sides of an isosceles trapezoid are each 7 feet long. The longer of the two bases measures 22 feet long. The sum of the base angles is 140°. a. Find the length of the diagonal. b.
asked
Sep 13, 2023
Mathematics
college
1
answer
12
votes
78.6k
views
Muối sunfua với hidro sunfua có giống nhau về tính chất vật lý không ạ. Ứng dụng và điều chế muối sufua như thế nào ạ
asked
Nov 17, 2022
Chemistry
college
1
answer
17
votes
3.1k
views
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