In figure de bc then the value of ad is
WebMar 22, 2024 · It is given that DE II BC Hence , 𝐴𝐷/𝐷𝐵 = 𝐴𝐸/𝐸𝐶 Putting the values 𝐴𝐷/7.2 = 1.8/5.4 AD × 5.4 = 1.8 ×7.2 AD = (1.8 × 7.2)/5.4 AD = (18 × 72 × 10)/ (54 × 100) AD = 72/30 AD = 2.4 cm … WebMar 29, 2024 · Transcript. Question 11 In the given figure, DE II BC. Which of the following is true? (a) 𝑥=(𝑎 + 𝑏)/𝑎𝑦 (b) 𝑦=𝑎𝑥/(𝑎 + 𝑏) (c) 𝑥=𝑎𝑦/(𝑎 + 𝑏) (d) x/𝑦=𝑎/𝑏 Since DE ∥ BC ∠ ADB = ∠ ABD ∠ AED = ∠ ACB Thus, by AA Similarity Δ ADE ~ Δ ABC Since sides are proportional in similar triangles 𝐴𝐸/𝐴𝐶=𝐷𝐸/𝐵𝐶 𝒂/(𝒂 ...
In figure de bc then the value of ad is
Did you know?
WebWe have to find the value of x. Given, ∠A = 60. We know that the angles opposite to the equal sides are equal. Since AD = BC, ∠B = 60. Draw a line parallel to BC through D such that it … WebAug 16, 2024 · D and E are respectively the points on the sides AB and AC of a ∆ABC such that AD = 2 cm, BD = 3 cm, BC = 7.5 cm and DE BC. Then the length of DE is (a) 2.5 cm (b) 3 cm (c) 5 cm (d) 6 cm Solution: D and E are the points on sides AB and AC of ∆ABC, AD = 2 cm, BD = 3 cm, BC = 7.5 cm Question 14. It is given that ∆ABC ~ ∆PQR with then equal to
WebIn the given figure, DE BC. If AD =6 cm , AB =24 cm and DE =5 cm, then BC = cm.A. 20B. 24C. 5D. 10. Login. Study Materials. NCERT Solutions. NCERT Solutions For Class 12. NCERT Solutions For Class 12 Physics; NCERT Solutions For Class 12 Chemistry; NCERT Solutions For Class 12 Biology; WebOct 23, 2024 · In ∠BAC = 90° and AD ⊥ BC. A Then (а) BD.CD = BC² (б) AB.AC = BC² (c) BD.CD = AD² (d) AB.AC = AD² Answer 11. D and E are respectively the points on the sides AB and AC of a triangle ABC such that AD = 2 cm, BD = 3 cm, BC = 7.5 cm and DE BC. Then, length of DE (in cm) is (a) 2.5 (b) 3 (c) 5 (d) 6 Answer 12.
WebIt is given that AB = 5 and BC = 12. Using pythagoras theorem. AC 2 = AB 2 + BC 2 = 5 2 + 12 2 = 169 Thus AC = 13. We know that two tangents drwan to a circlefrom the same point that is exterior to. the circle are of equal iengths. Thus AM = AQ = a . Similarly MB = BP = b and PC = CQ = c . We know AB = a+b = 5 . BC = b+c = 12 and AC = a+c = 13 WebNov 16, 2024 · DE ∥ BC AD = 5 cm DB = 9 cm AE = 4 cm BC = 15.4 cm To find : DE + EC Concept used : Basic Proportionality Theorem (BPT) - In any triangle, if a line intersects any two sides and parallel to the third side then two sides will be divided in the same ratio. Solution : As, DE ∥ BC ⇒ (AD)/ (DB) = (AE)/ (EC) ⇒ 5/9 = 4/EC ⇒ EC = 36/5
WebApr 9, 2024 · A D A B = D E B C { ∴ A D E ∼ A B C } Now from figure, AD = 3 cm, DE = 2 cm and BD = 4 cm. So, AB = AD + BD = 3 + 4 = 7 cm. So, putting the value of AD, AB and DE …
WebAug 14, 2024 · In the figure, AD=BC and AD BC. Prove that AB=DC Get the answers you need, now! tool tool 14.08.2024 Math Secondary School answered In the figure, AD=BC … hus new englandWebIn the given fig ure, DE ∥ BC. ( i) If DE = 4 cm, BC = 8 cm and A ( ADE) = 25 cm 2, find A ( ABC). ( ii) If DE: BC = 3: 5, then find A ( ADE): A ( DBCE). Q. In the given figure, DE∥BC. If … husney landscape \u0026 irrigationWebGiven: DE∥BC By equal Intercept theorem, DBAD= ECAE 7.2AD= 5.41.8 ⇒AD= 5.41.8×7.2 ∴AD=2.4 cm Was this answer helpful? 0 0 Similar questions In the given figure, DE∥BC. If DBAD= 53 and AC=5.6cm, find AE. Easy View solution > In the figure, DE∥BC. Given that … husney landscapingWebProve that in a ∆ABC, if AD is perpendicular to BC, then AB 2 + CD 2 = AC 2 + BD 2. Solution: Question 73. Prove that if a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points, the other two sides are divided is the same ratio. Using the above result, do the following: In figure, DE BC and BD ... husney mary catherinehusney landscape \\u0026 irrigationWebOct 14, 2024 · AD = 3, DE = 4, AB = 12, BF = 2, FG = 6, BC = 10 M is the area of the quadrilateral FGDE and N is the area of the triangle ABC. Formula used: Area of triangle = … husney irrigationWebDec 1, 2024 · lf ΔABC ~ ΔPQR and AD and PS are bisectors of corresponding angles A and, P, then prove that ar(ΔABC) / ar(ΔPQR) = AD^2 / PS^2 asked Oct 3, 2024 in Mathematics by Minu ( 46.3k points) triangles husney mary catherine w md