Find the value of x for which DE ∥ AB in Fig. 6.8.

Question

TextBasic Proportionality Theorem (Thales Theorem)

Loading...

Similar Questions

If a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points, then prove that the other two sides are divided in the same ratio.

TextBasic Proportionality Theorem (Thales Theorem)AA Similarity Criterion for Triangles

In the given figure PA, QB and RC are each perpendicular to AC. If AP = x, BQ = y and CR = z, then prove that 1/x + 1/z = 1/y

Text

Basic Proportionality Theorem (Thales Theorem)

AA Similarity Criterion for Triangles

In the adjoining figure, PQ ∥ XY ∥ BC, AP = 2 cm, PX = 1.5 cm and BX = 4 cm. If QY = 0.75 cm, then AQ + CY =

MCQ (Single)Basic Proportionality Theorem (Thales Theorem)

In the adjoining figure, AD/BD = AE/EC and ∠BDE = ∠CED, prove that △ABC is an isosceles triangle.

TextBasic Proportionality Theorem (Thales Theorem)Converse of Basic Proportionality Theorem

In the adjoining figure, △CAB is a right triangle, right angled at A and AD ⊥ BC. Prove that △ADB ~ △CDA. Further, if BC = 10 cm and CD = 2 cm, find the length of AD.

TextBasic Proportionality Theorem (Thales Theorem)Converse of Basic Proportionality TheoremAA Similarity Criterion for Triangles

In the adjoining figure, ABCD is a trapezium in which XY ∥ AB ∥ CD. If AX = 2/3 AD, then CY : YB =

MCQ (Single)Basic Proportionality Theorem (Thales Theorem)