Tiwari Academy Discussion

ballu43

Asked: March 23, 2023In: Class 9 Maths

In Fig. 6.30, if AB || CD, EF ⊥ CD and ∠ GED = 126°, find ∠ AGE, ∠ GEF and ∠ FGE.

NCERT Class 9 Chapter 6 Lines and angles Page No. 104 Exercise 6.2 Question No. 3

nathu033

Asked: March 20, 2023In: Class 9 Science

See the Fig, and write the following:

(i) The coordinates of B. (ii) The coordinates of C. (iii) The point identified by the coordinates (–3, –5). (iv) The point identified by the coordinates (2, – 4). (v) The abscissa of the point D. (vi) The ordinate of ...

urvashi17

Asked: March 4, 2023In: Class 9 Maths

Determine which of the following polynomials has (x + 1) a factor: (iv) x³ – x² – (2 + √2 ) x + √2

NCERT Class 9 Math’s Chapter 2 Polynomial is an important chapter that deals with the study of polynomials and their properties. NCERT class 9 mathematics 2022-2023 Page No. 43 Chapter No. 2 Exercise 2.4 Question 1.(iv)

Anwesha Patel

Asked: February 28, 2023In: Class 10 Maths

A lot consists of 144 ball pens of which 20 are defective and the others are good. Nuri will buy a pen if it is good, but will not buy if it is defective. The shopkeeper draws one pen at random and gives it to her. What is the probability that

(i) She will buy it ? (ii) She will not buy it ? NCERT Class 10 Math’s Chapter 15 Probability Page No. 310 Exercise 15.1 Question No. 21

rishab17

Asked: February 28, 2023In: Class 10 Maths

Complete the following statements:

(i) Probability of an event E + Probability of the event ‘not E’ = ________. (ii) The probability of an event that cannot happen is ________ Such an event is called ________. (iii) The probability of an event that is ...

pushpa07

Asked: February 27, 2023In: Class 10 Maths

The given distribution shows the number of runs scored by some top batsmen of the world in one-day international cricket matches.

Find the mode of the data. NCERT Class 10 Maths Chapter 14 Statistics Page No. 276 Exercise 14.2 Question No. 5

Mridul Gupta

Asked: February 23, 2023In: Class 10 Maths

The area of an equilateral triangle ABC is 17320.5 cm². With each vertex of the triangle as centre, a circle is drawn with radius equal to half the length of the side of the triangle (see Figure).

Find the area of the shaded region. (Use π = 3.14 and √3 = 1.73205). NCERT Class 10 Chapter 12 Page No. 236 Exercise 12.3 Question No. 10

Anwesha Patel

Asked: February 21, 2023In: Class 10 Maths

Find the area of the shaded region in Figure.

If radii of the two concentric circles with centre O are 7 cm and 14 cm respectively and ∠ AOC = 40°. NCERT Class 10 Chapter 12 AREAS RELATED TO CIRCLES Page No. 235 Exercise 12.3 Question No. 2

Jailesh

Asked: March 25, 2021In: Class 7 Maths

Examine if the following are true statements: (i) The cube can cast a shadow in the shape of a rectangle. (ii) The cube can cast a shadow in the shape of a hexagon.

NCERT Solutions for Class 7 Mathematics Chapter 15 Important NCERT Questions Class vii Math Chapter 15 Visualising Solid Shapes Exercise 15.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 3

Jailesh

Asked: March 25, 2021In: Class 7 Maths

Here are the shadows of some 3-D objects, when seen under the lamp of the overhead projector. Identify the solid (s) that match each shadow. (There may be multiple answers for these!)

NCERT Solutions for Class 7 Mathematics Chapter 15 Important NCERT Questions Class vii Math Chapter 15 Visualising Solid Shapes Exercise 15.4 NCERT Books for Session 2022-2023 CBSE Board Questions No: 2

In Fig. 6.30, if AB || CD, EF ⊥ CD and ∠ GED = 126°, find ∠ AGE, ∠ GEF and ∠ FGE.

See the Fig, and write the following:

Determine which of the following polynomials has (x + 1) a factor: (iv) x³ – x² – (2 + √2 ) x + √2

A lot consists of 144 ball pens of which 20 are defective and the others are good. Nuri will buy a pen if it is good, but will not buy if it is defective. The shopkeeper draws one pen at random and gives it to her. What is the probability that

Complete the following statements:

The given distribution shows the number of runs scored by some top batsmen of the world in one-day international cricket matches.

The area of an equilateral triangle ABC is 17320.5 cm². With each vertex of the triangle as centre, a circle is drawn with radius equal to half the length of the side of the triangle (see Figure).

Find the area of the shaded region in Figure.

Examine if the following are true statements: (i) The cube can cast a shadow in the shape of a rectangle. (ii) The cube can cast a shadow in the shape of a hexagon.

Here are the shadows of some 3-D objects, when seen under the lamp of the overhead projector. Identify the solid (s) that match each shadow. (There may be multiple answers for these!)

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