CBSE > Class 10 > Mathematics | CBSE Board | Homework Help

SinA = 1/2 { GIVEN } SinA = P/H So, using Pythagoras theorem H^2 = B^2 + P^2 2^2 = B^2 + 1^2 4 = B^2 + 1 4-1 = B^2 3 = B^2 √3 = B According to ques... SecA = B/H SecA = √3/2

1Thank You

Insiya Bambora 11 months, 1 week ago

2/3

0Thank You

ANSWER

What is allfa

Posted by Shivani Tamilselvi 11 months, 1 week ago

CBSE > Class 10 > Mathematics

2 answers

Sujal Tondale 11 months ago

Zero of equation

0Thank You

Honey Rajput 11 months ago

This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

Few rules to keep homework help section safe, clean and informative.

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.

7Thank You

ANSWER

All Chapter weightage exam

Posted by Akanshu Garg 11 months, 1 week ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

If √ 3 −1 √ 3 +1 =a−b √ 3a) a = b = 1 b) a = 2, b = 1 c) a = 2, b = -1 d) a = - 2, b = 1

Posted by Suryansh Aggarwal 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Rihan Alam 11 months ago

Answer

0Thank You

ANSWER

Define non zero numbers.

Posted by Vikash Yadav 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Aarush R U 11 months ago

The numbers which are greater than zero are called non zero numbers

0Thank You

ANSWER

Find the lcm and hcf and verify a×b=hcf(a,b)×lcm(a,b)

Posted by Diksha Rana 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Sandeep Kumar 11 months ago

Sandeep

1Thank You

ANSWER

Solve for x and y : 11x+15y+23=0, 7x-2y-20=0

Posted by Sameer Pandey 11 months, 1 week ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

A number selected from the number 1234.......50 What is the probability the number selected is a multiple of 5

Posted by Dashrath Singh Sisodiya 11 months, 1 week ago

CBSE > Class 10 > Mathematics

3 answers

Dashrath Singh Sisodiya 9 months ago

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.

1Thank You

Sameer Pandey 11 months, 1 week ago

10/50=1/5

1Thank You

Rohit Roy 11 months, 1 week ago

Total number of outcomes=50 Number of possible outcomes=10 Probability=10/50 =1/5

3Thank You

ANSWER

Prove that 1-cosA/1+cosA=(cosecA-cotA)²

Posted by Manvi Soni 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Sushant Kushwaha 11 months, 1 week ago

What is atom

0Thank You

ANSWER

A conical depression is cut out from one face of a cubical wooden block such that the diameter 21cm of the cone is equal to the edge of the cube. If the depth of the conical depression is 14cm , determine the surface area of the remaining solid.

Posted by Insha Khan 11 months, 1 week ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

4x-5y=140 2x-10y=-80 Find the value of x and y

Posted by Miss Anshi 11 months, 1 week ago

CBSE > Class 10 > Mathematics

4 answers

Miss Anshi 10 months, 2 weeks ago

Thanks

0Thank You

Sowmiya M 11 months, 1 week ago

X is 60 and Y is 20

0Thank You

Sowmiya M 11 months, 1 week ago

X = 60 and Y = 29

1Thank You

Sahil Ansari 11 months, 1 week ago

4x-5y=140....(1) 2x-10y= -80 =} 2(x-5y) = -80 =}x-5y = -40.....(2) Subtract euation 1 and 2, 4x-5y=140 x-5y= -40 ------------------ 3x=180 x=60 Putting x=60 in 2, 60-5y =-40 -5y = - 40 -60 -5y=-100 y= 20

3Thank You

ANSWER

A survey was conducted by a group of students as a part of their environment awareness programme, in which they collected the following data regarding the number of plants in 20 houses in a location. Find the mean number of plants per house.

Posted by Vanshika Jasrotia 11 months, 1 week ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Type of polynomial

Posted by Kaustubh Sharma 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Miss Anshi 11 months, 1 week ago

Zero Polynomial. It does not have a variable. ... Linear Polynomial. The degree of a linear polynomial is 1. ... Quadratic Polynomial. Quadratic polynomials are the types of polynomials with degree 2. ... Cubic Polynomial. ... Monomials. ... Binomials. ... Trinomial. ... Four-term Polynomial or Quadrinomial.

1Thank You

ANSWER

Kx2-2x-3=0. {alpha +beta =2*alpha*beta} find the value of K.

Posted by Sanjay Katara 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Shraddha Bhawarkar 11 months, 1 week ago

Don't post personal information, mobile numbers and other details.
Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
Be nice and polite and avoid rude and abusive language. Avoid inappropriate language and attention, vulgar terms and anything sexually suggestive. Avoid harassment and bullying.
Ask specific question which are clear and concise.

Remember the goal of this website is to share knowledge and learn from each other. Ask questions and help others by answering questions.

0Thank You

ANSWER

On MG road 3 consecutive traffic lightd after 36 ,42, 72 and seconds. If the lights are first switched on as 9:00 a.m., at what time will that they change simultaneously?

Posted by Aditya Roy 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Lucky Rajpoot 11 months, 1 week ago

The next change will be at 9:08:24. The traffic lights at three different road crossings change after every 48 seconds, 72 seconds and 108 seconds respectively.

0Thank You

ANSWER

Number of tangents to a circle which are parallel to a secant are?

Posted by Aditya Roy 11 months, 1 week ago

CBSE > Class 10 > Mathematics

2 answers

Bhuvaneshwari Shivapur 11 months, 1 week ago

There are only 2 possible tangents to a circle which are parallel to a secant.

1Thank You

Aditya Kumar 11 months, 1 week ago

Only 2 are possible Thank You.

1Thank You

ANSWER

Find the diameter of the circle whose area is equal to the sum of the areas of two circles of diameter 20 cm and 48 CM

Posted by Aditya Roy 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Ishta Mahour 11 months, 1 week ago

52 cm

0Thank You

ANSWER

If one root of the equation a x'2 +bx + c =0, is three times the other, than b'2 , is equal to

Posted by Parneet Ghuman Parneet 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Aditya Roy 11 months, 1 week ago

I think 3

0Thank You

ANSWER

What is cord

Posted by Abhijeet Yadav 11 months, 1 week ago

CBSE > Class 10 > Mathematics

3 answers

Dekisuki Nobi 11 months, 1 week ago

A line in circle like a diameter but it is not from center of circle is known as cord

1Thank You

Sharma Ji 11 months, 1 week ago

A cord is a line segment who intersect circle at two points

0Thank You

Suryesh Kumar 11 months, 1 week ago

A cord is line segment who touches the circle at two distinct points with its two ends .

3Thank You

ANSWER

Sin A=1

Posted by Nivedita Verma 11 months, 1 week ago

CBSE > Class 10 > Mathematics

1 answers

Rahul Sah 11 months, 1 week ago

Sin90 degrees

0Thank You

ANSWER

A quadilateral ABCD circumscibes a circle show that AB+AD=BC+AC

Posted by Harman Ghumman 11 months, 1 week ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

A rectangular field is 16m long and 10m wide. There is a path of uniform width all around it having an area of 120 sq.m, then the width of the path is

Posted by Akash Gupta 11 months, 1 week ago

CBSE > Class 10 > Mathematics

2 answers

Dhurvesh Dhake 11 months, 1 week ago

A rectangular field is 16m long and 10m wide. There is a path of uniform width all around it having an area of 120 sq.m, then the width of the path is

4Thank You

Akash Gupta 11 months, 1 week ago

A rectangular field is 16m long and 10m wide. There is a path of uniform width all around it having an area of 120 sq.m, then the width of the path is

2Thank You

ANSWER

I want the answer sheet of sample paper of maths

Posted by Account Deleted 11 months, 1 week ago

CBSE > Class 10 > Mathematics