Tiwari Academy Discussion

som dutt

Asked: March 27, 2023In: Class 9 Maths

In Δ ABC, AD is the perpendicular bisector of BC (see Figure). Show that Δ ABC is an isosceles triangle in which AB = AC.

How to use trigonometric ratios to relate their sides and angles. Class 9th Maths Important Question Answer. Class 9, EXERCISE 7.2, Page No: 123, Questions No:2. CBSE Board and Others state Board, Session 2023-2024.

Anu01 jain

Asked: March 27, 2023In: Class 9 Maths

In right triangle ABC, right angled at C, M is the mid-point of hypotenuse AB. C is joined to M and produced to a point D such that DM = CM. Point D is joined to point B (see Figure). Show that: (i) Δ AMC ≅ Δ BMD (ii) ∠ DBC is a right angle. (iii) Δ DBC ≅ Δ ACB (iv) CM = (1/2) AB

How to use the side-angle-side (SAS) congruence criterion. TRIANGLES Solutions for Class 9th Maths. 9th Maths EXERCISE 7.1,Page No:118, Questions No:8. Class 9th ,NCERT Books for Session 2023-2024, based on CBSE Board.

Anu01 jain

Asked: March 27, 2023In: Class 9 Maths

In Figure, AC = AE, AB = AD and ∠ BAD = ∠ EAC. Show that BC = DE.

How to both two triangles are congruent. Class 9 Maths Important Question Answer. Class 9th, EXERCISE 7.1, Page No: 118, Questions No:6. CBSE Board and Others state Board, Session 2023-2024.

Anu01 jain

Asked: March 25, 2023In: Class 9 Maths

l and m are two parallel lines intersected by another pair of parallel lines p and q (see Figure). Show that ΔABC ≅ ΔCDA.

How to proved the two triangles are congruent. That is common to both triangles and congruent TRIANGLES Solutions for Class 9th Maths. 9th Maths EXERCISE 7.1,Page No:118, Questions No:4 Class 9th ,NCERT Books for Session 2023-2024.

Anu01 jain

Asked: March 25, 2023In: Class 9 Maths

AD and BC are equal perpendiculars to a line segment AB (see Figure). Show that CD bisects AB.

How to conclude that triangle ACD is congruent to triangle BCD. Important TRIANGLES Solutions. Class 9th, EXERCISE 7.1, Page No: 118. Questions No:3. CBSE Board, Session 2023-2024.

Anu01 jain

Asked: March 25, 2023In: Class 9 Maths

ABCD is a quadrilateral in which AD = BC and ∠DAB = ∠CBA (see Figure). Prove that (i) ΔABD ≅ ΔBAC (ii) BD = AC (iii) ∠ABD = ∠BAC.

Pairs of congruent sides and angles, respectively. Corresponding angles are congruent. Class 9th, EXERCISE 7.1, Page No: 118. Questions No:2. NCERT Book, Chapter TRIANGLES Question Answer. Session 2023-2024 are based on CBSE Board.

Anu01 jain

Asked: March 24, 2023In: Class 9 Maths

In quadrilateral ACBD, AC = AD and AB bisects ∠A (see Figure). Show that Δ ABC ≅ Δ ABD. What can you say about BC and BD?

How to opposite sides of a parallelogram are congruent. TRIANGLES Solutions for Class 9th Maths. 9th Maths EXERCISE 7.1,Page No:118, Questions No:1 NCERT Books for Session 2023-2024 are based on CBSE Board.

Anu01 jain

Asked: March 24, 2023In: Class 9 Maths

line l is the bisector of an angle ∠ A and B is any point on l. BP and BQ are perpendiculars from B to the arms of ∠ A (see Figure). Show that: (i) Δ APB ≅ Δ AQB (ii) BP = BQ or B is equidistant from the arms of ∠ A.

Which contradicts the definition of a point on the angle bisector. How to corresponding parts of congruent triangles are congruent 9th Maths EXERCISE 7.1,Page No:118, Questions No:5 NCERT Books for Session 2023-2024 are based on CBSE Board.

jimmy389

Asked: March 24, 2023In: Class 9 Maths

In Fig. 6.43, if PQ ⊥ PS, PQ || SR, ∠ SQR = 28° and ∠ QRT = 65°, then find the values of x and y.

The importance of class 9 NCERT math’s chapter 6 exercise 6.3 in English is that it helps students understand the angle sum property of a triangle and its applications. NCERT CLASS 9 maths chapter 6 lines and angles question no. 5

jimmy389

Asked: March 24, 2023In: Class 9 Maths

In Fig. 6.41, if AB || DE, ∠ BAC = 35° and ∠ CDE = 53°, find ∠ DCE.

The NCERT math chapter 6 exercise 6.3 focuses on lines and angles, with a focus on important theorems and facts regarding parallel lines, transversal lines, alternate angles, corresponding angles, interior angles, and exterior angles. NCERT CLASS 9 Maths Chapter 6 Exercise ...

In Δ ABC, AD is the perpendicular bisector of BC (see Figure). Show that Δ ABC is an isosceles triangle in which AB = AC.

In right triangle ABC, right angled at C, M is the mid-point of hypotenuse AB. C is joined to M and produced to a point D such that DM = CM. Point D is joined to point B (see Figure). Show that: (i) Δ AMC ≅ Δ BMD (ii) ∠ DBC is a right angle. (iii) Δ DBC ≅ Δ ACB (iv) CM = (1/2) AB

In Figure, AC = AE, AB = AD and ∠ BAD = ∠ EAC. Show that BC = DE.

l and m are two parallel lines intersected by another pair of parallel lines p and q (see Figure). Show that ΔABC ≅ ΔCDA.

AD and BC are equal perpendiculars to a line segment AB (see Figure). Show that CD bisects AB.

ABCD is a quadrilateral in which AD = BC and ∠DAB = ∠CBA (see Figure). Prove that (i) ΔABD ≅ ΔBAC (ii) BD = AC (iii) ∠ABD = ∠BAC.

In quadrilateral ACBD, AC = AD and AB bisects ∠A (see Figure). Show that Δ ABC ≅ Δ ABD. What can you say about BC and BD?

line l is the bisector of an angle ∠ A and B is any point on l. BP and BQ are perpendiculars from B to the arms of ∠ A (see Figure). Show that: (i) Δ APB ≅ Δ AQB (ii) BP = BQ or B is equidistant from the arms of ∠ A.

In Fig. 6.43, if PQ ⊥ PS, PQ || SR, ∠ SQR = 28° and ∠ QRT = 65°, then find the values of x and y.

In Fig. 6.41, if AB || DE, ∠ BAC = 35° and ∠ CDE = 53°, find ∠ DCE.

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