CBSE > Class 08 > Mathematics | CBSE Board | Homework Help

The equilateral triangle being a regular polygon of 3 sides has the least measure of an interior angle = 60°.[ Sum of all angles of a triangle/ No. of sides = 180⁰ / 3 = 60⁰]

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555555+(-66686)9=0

Posted by Ansh Chauhan 6 years, 6 months ago

CBSE > Class 08 > Mathematics

2 answers

Sanjana Singh 6 years, 6 months ago

-44619

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Lakshay Jindal 6 years, 6 months ago

-44,619

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Factorise: 3x³-243x

Posted by Sahil Jishan 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Yogita Ingle 6 years, 6 months ago

3x³ - 243x
= 3x(x² - 81)
= 3x (x² - 9²)
= 3x (x -9) (x +9)

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find square root of 4489 in division method

Posted by Gaurav Pal 6 years, 6 months ago

CBSE > Class 08 > Mathematics

3 answers

Raje Ndran 6 years, 6 months ago

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Surinder Singh 6 years, 6 months ago

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Gaurav Pal 6 years, 6 months ago

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Pythagoras theorem

Posted by Marvellous Gamer 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Divyansh Sharma. 6 years, 6 months ago

(Hypotenuse)2 =(perpendicular) 2+(base)2 (2 means square ) note

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3x+4=5x_7

Posted by Vedika Sharma Sharma 6 years, 6 months ago

CBSE > Class 08 > Mathematics

2 answers

Anubhav Gupta 6 years, 6 months ago

Correction Or, 3x-5x=-7-4 Or, -2x=-11 Or, x = -11/-2

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Anubhav Gupta 6 years, 6 months ago

3x+4=5x-7 Or, 3x-5x=7-4 Or, 2x=3 Or, x=3/2

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1500gm to 2.5 kg

Posted by Vishnu Balunki 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Gaurav Pal 6 years, 6 months ago

1.5 kg

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What is squre of 2

Posted by Shankar Patel 6 years, 6 months ago

CBSE > Class 08 > Mathematics

9 answers

Raje Ndran 6 years, 6 months ago

2×2=4

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Yukti Luhana 6 years, 6 months ago

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Surinder Singh 6 years, 6 months ago

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Anubhav Gupta 6 years, 6 months ago

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Aastha Verma 6 years, 6 months ago

Square of 2 is 4

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Naman Rathore 6 years, 6 months ago

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Kuldeep Kumar 6 years, 6 months ago

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Krishna Raj 6 years, 6 months ago

4 is a square of 2 because 2multiply by 2 is 4

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Shankar Patel 6 years, 6 months ago

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Solve the equation 3/4 -4 =2/x

Posted by Anshuman Nayak 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Yatendra Singh Kuntal 6 years, 6 months ago

3/4-4=2/x (3-16)/4=2/x -13/4=2/x -13x=8 x=-8/13

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what is tally marks?

Posted by Deepak Pawar 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Surinder Singh 6 years, 6 months ago

Tally marks are a quick way of keeping track of numbers in groups of five. One vertical line is made for each of the first four numbers; the fifth number is represented by a diagonal line across the previous four.

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Y=5-3x

Posted by Bittu Singh 6 years, 6 months ago

CBSE > Class 08 > Mathematics

2 answers

Raje Ndran 6 years, 6 months ago

Y=5-3× then Y=2×

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Deepak Pawar 6 years, 6 months ago

Y=5-3x Y=2x

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Find sp if a proift of 5 % is made on acycle of rupess 700 with rupess 50 as overhead charge

Posted by Neelam Choudhary 6 years, 6 months ago

CBSE > Class 08 > Mathematics

0 answers

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THE printed price of a refrigerator is ₹28600. A dealer allows two successive discounts of 10% or 5%. Find the price which a customer has to pay for the refrigerator.

Posted by Maulik Chaudhary 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Jahanvi Sharma 6 years, 6 months ago

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A quadilateral ABCD is such that : (A) AB=5Cm and CD=5CM is it a parallelogram (B) AB||CD IS IT A PARALELLOGRAM (C)<A=60°,<C=60° and <B=120°,IS IT A PARALLELOGRAM

Posted by Omkar Pandey 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Arsh Gulati 6 years, 6 months ago

Yes

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Solve the equation 3/5y - 15 = 2/5

Posted by Arshnoor Kaur 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Anshuman Nayak 6 years, 6 months ago

3/5y=15+2/5 and solve the equation

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Find the sum of - 3/8 , -1/3 and their multiplicative inverse

Posted by Arshnoor Kaur 6 years, 6 months ago

CBSE > Class 08 > Mathematics

0 answers

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India

Posted by Gurman Kaur 6 years, 6 months ago

CBSE > Class 08 > Mathematics

0 answers

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Using appropriate properties find -2/3 * 3/5 + 5/2 - 3/5 * 1/6

Posted by Bhawna Puri 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

S. Pranatharthi Varadhan 6 years, 6 months ago

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How I solve this √147×√(144)

Posted by Karan Singh 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Sia ? 6 years, 6 months ago

√147{tex}\times{/tex}√(144)
=145.492268

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What is the definition of algebraic expression ?

Posted by Parvej Khan 6 years, 6 months ago

CBSE > Class 08 > Mathematics

1 answers

Yogita Ingle 6 years, 6 months ago

Algebraic Expression Definition: An algebraic expression in mathematics is an expression which is made up of variables and constants along with algebraic operations (addition, subtraction, etc.) Expressions are made up of terms.

Example of algebraic expression:

3x+4y -7, 4x – 10 etc.

It is to be noted that, unlike algebraic equation, an algebraic expression has no sides or equal to sign. Some of its examples include