In a trapezium abcd if ab cd then ac2 + bd2
WebMar 11, 2016 · Given : ABCD is a trapezium with AB CD Construction : Draw DE and CF ⊥ to AB Then in Δ ABC ∠BAC is acute ∴ BC2 = AC2 + AB2 – 2 AF : AB ..... (1) and In Δ BDA … WebSolution Verified by Toppr Correct option is D) In the triangle BCD cosα= p 2+q 2q and sinα= p 2+q 2p Using sine rule in triangle ABD sinθAB= sin(θ+α)BD ⇒AB= sinθcosα+cosθsinα p 2+q 2sinθ = p 2+q 2sinθ⋅q+ p 2+q 2cosθ⋅pp 2+q 2sinθ ⇒AB= (pcosθ+qsinθ)(p 2+q 2)sinθ Video Explanation Was this answer helpful? 0 0
In a trapezium abcd if ab cd then ac2 + bd2
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WebDec 6, 2024 · ABCD is a trapezium where AB CD. Let AB = b , CD = a where a < b. Let S be the area of trapezium ABCD. It is given that [ΔBOC] = 2S 9. Find the value of b a. Related … WebIn a trapezium ABCD, if AB CD, then prove that AC²+BC²=BC²+AD²+2AB*CD? I previously showed in my answer to the original question below that for an isosceles trapezium, AC^2 …
WebDec 13, 2024 · ABCD is a trapezium such that AB and CD are parallel and BC⊥CD. If ∠ADB=θ, BC=p and CD=q, then AB is equal to. cosα= p . 2 +q . 2. q. and sinα= p . 2 +q . 2. p. Using … WebClass - 9th MathsChapter-8, QuadrilateralsExercise- 8.1, Q12ABCD is a trapezium in which AB CD andAD = BC (see Fig. 8.23). Show that(i)∠ A = ∠ B(ii)∠ C = ...
WebDec 12, 2024 · Solution For EXAMPLE 35 In a trapezium ABCD, if AB∥CD, then AC2+BD2= EXAMPLE 35 In a trapezium ABCD, if AB∥CD, then AC2+BD2= Filo The world’s only live … WebMar 11, 2016 · Given : ABCD is a trapezium with AB CD Construction : Draw DE and CF ⊥ to AB Then in Δ ABC ∠BAC is acute ∴ BC2 = AC2 + AB2 – 2 AF : AB ..... (1) and In Δ BDA ∠DBA is acute ∴ AD2 = BD2 + AB2 – 2 BE : AB ..... (2) Adding (1) and (2) we get BC2 + AD2 = AC2 + BD2 +2AB2 – 2AF ·AB – 2BE·AB ⇒AC2 +BD2 = BC2 + AD2 – 2 AB [AB – AF – BE]
WebDec 13, 2011 · Given : ABCD is a trapezium with AB CD Construction : Draw DE and CF ⊥ to AB Then in Δ ABC ∠BAC is acute ∴ BC 2 = AC 2 + AB 2 – 2 AF : AB ..... (1) and In Δ BDA ∠DBA is acute ∴ AD 2 = BD 2 + AB 2 – 2 BE : AB ..... (2) Adding (1) and (2) we get BC 2 + AD 2 = AC 2 + BD 2 +2AB 2 – 2AF ·AB – 2BE·AB ⇒AC 2 +BD 2 = BC 2 + AD 2 – 2 AB [AB – AF – …
WebDec 12, 2024 · The length of the parallel sides of a trapezium are 14 cm and 7 cm. If the length of third side is 8 cm and of fourth side is x cm , then the number of possible integral values of x are 12 cover bad wallsWebMar 6, 2024 · Math Secondary School answered • expert verified in a Trapezium ABCD if AB parallel to CD then AC square + BD square is equal to BC square + AD square + 2 AB×CD.prove it. Advertisement Expert-Verified Answer 103 people found it helpful s1983 please comment on this ............. Find Math textbook solutions? Class 12 Class 11 Class … cover backsplash tileWebOct 2, 2024 · In the given figure, if ABCD is a trapezium in which AB CD EF, then prove that AE / ED = BF / FC. triangles cbse class-10 1 Answer +1 vote answered Oct 2, 2024 by Supria (64.2k points) selected Oct 3, 2024 by faiz Best answer From equations (i) and (ii), AE / ED = BF/ FC Hence Proved . ← Prev Question Next Question → Find MCQs & Mock Test bribie island state primary schoolWebMar 26, 2024 · Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site coverbaleWebThe trapezium is a quadrilateral with one pair of parallel opposite sides. The parallel sides of a trapezium are called bases and the non-parallel sides of a trapezium are called legs. It is also called a trapezoid. Sometimes the parallelogram is also called a trapezoid with two parallel sides. From the above figure, we can see, sides AB and CD ... bribie island state school logoWebDec 6, 2024 · Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site bribie island state school facebookcover baggy arms with scarf