Mathematics, 12.04.2020 05:46 SpookySpooks
Quadrilateral RSTU has vertices at RS T ( 1,11) , (9,12) , (13, 5) and U (2, 2) .
(a) Show that the diagonals of RSTU are perpendicular.
(b) Show that RS ST .
(c) Given that RSTU is a quadrilateral with perpendicular
diagonals and two adjacent, congruent sides, why isn't RSTU a
rhombus?
Answers: 2
Mathematics, 21.06.2019 12:50
Radii ok and nl are perpendicular to om because of the radius-tangent theorem. by definition of perpendicular, angles kom and lnm are right angles. this means that triangles kom and lnm are right triangles. angle lmn is common to both right triangles, so by the triangles kom and lnm are similar.
Answers: 2
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Mathematics, 21.06.2019 20:30
A. plot the data for the functions f(x) and g(x) on a grid and connect the points. x -2 -1 0 1 2 f(x) 1/9 1/3 1 3 9 x -2 -1 0 1 2 g(x) -4 -2 0 2 4 b. which function could be described as exponential and which as linear? explain. c. if the functions continue with the same pattern, will the function values ever be equal? if so, give estimates for the value of x that will make the function values equals. if not, explain why the function values will never be equal.
Answers: 3
Quadrilateral RSTU has vertices at RS T ( 1,11) , (9,12) , (13, 5) and U (2, 2) .
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