Mathematics, 16.03.2022 07:10 dayi80
. A polyhedron has 26 faces, 20 of which are triangles and 6 of which are quadrilaterals. Find the number of edges and vertices of this polyhedron.
Answers: 3
Mathematics, 21.06.2019 19:40
Which of the binomials below is a factor of this exression? 16x^2+40xy+25y^2 a.4x-5y b. 2x-5y c.4x+5y d.2x+5y
Answers: 2
Mathematics, 22.06.2019 00:30
Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations
Answers: 1
. A polyhedron has 26 faces, 20 of which are triangles and 6 of which are quadrilaterals. Find the n...
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