00:30

Get vaccinated and save life (2)

00:31

Get vaccinated and save lives(1)

03:00

If the areas of two similar triangles are equal, prove that they are congruent

03:47

ABC and DBC are two triangles on the same base BC. If AD intersects | Exercise 6.4 Q3 class 10

03:05

Diagonals of a trapezium ABCD with AB DC intersect | Exercise 6.4 Q2 Class 10

03:27

If AD and PM are medians of triangles ABC and PQR respectively | Exercise 6.3 Q16 class 10

03:05

A vertical pole of length 6 m casts a shadow 4 m long | Exercise 6.3 Q15 class 10

08:33

Sides AB and AC and median AD of a triangle ABC | Exercise 6.3 Q14 (Important)

00:38

Basic concepts of lines and angles in geometry | Types of Angles in Maths | Lines and Angles class 9

02:23

D is a point on the side BC of a triangle ABC such that ∠ADC = ∠BAC | Exercise 6.3 class 10 Q13

04:25

Sides AB and BC and median AD of a triangle ABC are respectively | Q12 Exercise 6.3 class 10

00:31

Trigonometry | Prove Trigonometry Identities | Trig Identities #shorts

02:12

In figure , E is a point on side CB produced of an isosceles triangle ABC |Q11 Exercise 6.3 class 10

03:34

CD and GH are respectively the bisectors of angle ACB and angle EGF | Exercise 6.3 class 10 Q10

02:13

E is a point on the side AD produced of a parallelogram ABCD | Q8 Ex 6.3 class 10

02:35

In figure, if Δ ABE ≅ Δ ACD, show that Δ ADE ~ Δ ABC Q6 exercise 6 3 class 10

02:33

In figure, QR/QS = QT/PR and ∠ 1 = ∠ 2 Show that Δ PQS ~ Δ TQR | Q4 Exercise 6 3 class 10

02:24

Diagonals AC and BD of a trapezium ABCD with AB || DC | Q3 Exercise 6.3 Class 10

03:30

In figure, ΔODC ~ ΔOBA, ∠BOC = 125 and ∠CDO = 70 Find ∠DOC, ∠DCO and ∠OAB | Q2 EX 6.3 class 10

03:01

The diagonals of a quadrilateral ABCD intersect each other at the point O. | Q10 Ex 6.2 class 10|

02:32

ABCD is a trapezium in which AB || DC and its diagonals intersect | Q9 Exercise 6.2 Class 10

02:18

Using Theorem 6.2, prove that the line joining the mid points | Q8 Exercise 6.2 class 10

02:23

Using Theorem 6.1, prove that a line drawn through the mid point | Q7 Exercise 6.2 class 10

02:47

In figure, A, B and C are points on OP, OQ and OR respectively | Q6 Exercise 6.2 class 10

04:36

In Figure, if LM || CB and LN || CD, prove that AM / AB = AN / AD | Q3 Exercise 6.2 Class 10

03:23

In fig 6.20, DE || OQ and DF || OR Show that EF || QR | exercise 6.2 Q 5 class 10

02:53

In fig. 6.19 , DE ||AC and DF||AE. Prove that BF/FE = BE /EC | Exercise 6.2 Q4 class 10

04:10

E and F are points on the sides PQ and PR respectively of a Δ PQR For each of the following cases,

03:49

In fig 6.17, (i) and (ii), DE || BC. Find EC in (i) and AD in (ii) | Ex 6.2 Q1 class 10

13:56

A triangle ABC is drawn to circumscribe a circle of radius 4 cm | Exercise 10.2 [Q12]

02:12

Prove that the perpendicular at the point of contact to the tangent to a circle| Exercise 10.2 [Q5]

04:27

Prove that opposite sides of a quadrilateral circumscribing a circle | Exercise 10.2 [Q13]

04:30

Prove that the parallelogram circumscribing a circle is a rhombus| Exercise 10.2 [Q11]

02:17

Prove that the angle between the two tangents drawn from an external | Exercise 10.2 [Q10]

06:19

In figure, XY and X′Y′ are two parallel tangents to a circle with center O | Exercise 10.2 [Q9]

03:23

A quadrilateral ABCD is drawn to circumscribe a circle | Exercise 10.2 [Q8]

03:51

Two concentric circles are of radii 5 cm and 3 cm | Exercise 10.2 [Q7]

02:47

The length of a tangent from a point A at distance 5 cm | Exercise 10.2 [Q6]

02:02

Prove that the tangents drawn at the ends of a diameter are parallel | Exercise 10.2 [Q4]

05:31

If tangents PA and PB from a point P to a circle | Exercise 10.2 [Q3]

03:00

If TP and TQ are two tangents to a circle with center O | Exercise 10.2 [Q2]

03:10

From a point Q, the length of the tangent to a circle | Exercise 10.2 [Q1]

09:00

Introduction to circles and solve Exercise 10.1

05:47

In fig 6.33 PQ and RS are two mirrors placed parallel to each other [Q6]

07:16

Subtitles in English

05:09

In fig 6.44, the side QR of ∆PQR. Prove that ∠QTR = 1/2 ∠QPR | Imp [Q6]

02:44

In fig 6.43, if PQ ⊥ PS, PQ || SR, ∠SQR = 28°, find the value of x and y | [Q5]

03:36

In fig 6.42, if lines PQ and RS intersect at point T, find ∠SQT | [Q4] Ex 6.3

02:36

In fig 6.41, if AB||DE, ∠ BAC = 35° and ∠ CDE = 53°, find ∠ DCE | Important [Q3]

04:32

In fig 6.40, ∠X = 62°, ∠XYZ = 54°. If YO and ZO | Exercise 6.3 [Q2]

02:47

In Fig 6.39, sides QP and RQ of ΔPQR are produced | Exercise 6.3 [Q1]

04:53

In fig 6.31, if PQ||ST ∠ PQR = 110° and ∠ RST = 130° find ∠QRS | Imp.[Q4]

03:17

In fig. 6.32, if AB parallel to CD, ∠APQ is 50 and ∠PRD is 127, find x and y [Q5]

04:58

In fig 6.30, if AB || CD, EF perpendicular to CD and ∠GED | Exercise 6.2 [Q3]

03:35

In fig 6.29, if AB||CD, CD||EF and y:z=3:7, find x | Exercise 6.2 [Q2]

06:23

Prove (1+tan^2 A)/(1+cot^2 A)=((1-tanA)/(1-cotA))^2=tan^2 A| Ex 8.4 Q5 (x)

07:47

Prove (cosec A-sin A)(sec A -cos A)=1/(tan A + cot A )| Ex 8.4 Q5 part (ix)

05:34

Prove (sin A + cosec A)^2 + (cos A + sec A)^2=7+ tan^2A + cot^2A | Q5 (viii)

03:22

Prove (sin θ-2 sin^3 θ)/ (2 cos^3 θ - cos θ) = tan θ | Exercise 8.4 Q5 part vii

04:24

Prove √(1+sin A)/(1-sin A) = sec A + tan A | Exercise 8.4 Q5 part (vi)