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How many sides does a regular polygon have if each of its interior angles is 165

Posted by Rishab Gangwal an hour ago

CBSE > Class 08 > Mathematics

1 answers

Ankita Kumari 39 minutes ago

Measure of each exterior angle=180-165=15 So,no.of sides=360/15=24

ANSWER

Find the height if the cylinder whose radius is 7 cm and the T.S.A is 968 cm square.

Posted by Varun Kumar an hour ago

CBSE > Class 08 > Mathematics

1 answers

Ankita Kumari 25 minutes ago

Height of cylinder=2πr(r+h)=(2×22×7×7)/7+(2×22×7×h)/7=968cm sq. So,308+44h=968 44h=968-308=660 h=660/44=15cm

ANSWER

X(x-3)+2 for x =1

Posted by Varun Kumar an hour ago

CBSE > Class 08 > Mathematics

3 answers

Ankita Kumari 11 minutes ago

If x=1 X(x-3)+2=1(1-3)+2 =(1×-2)+2 =-2+2=0

Varun Kumar an hour ago

How it come -2x explain plz

Tanishk Rathore an hour ago

-2x + 2

ANSWER

How to find the value of √3

Posted by Rajat Dhillon an hour ago

CBSE > Class 08 > Mathematics

3 answers

Ankita Kumari 24 minutes ago

√3=1.54

Keerthana Keeru 50 minutes ago

√3 is not nine

Tanishk Rathore an hour ago

9

ANSWER

The shape of a garden is rectangular in the middle and semi circular at the ends as shown in the diagram find the area and the perimeter of this card on length of the rectangle is 20 - 3.5 + 3.5 m

Posted by Khushwant Singh 2 hours ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

What is the identity of (a + b) whole square

Posted by Gourav Bairagi 5 hours ago

CBSE > Class 08 > Mathematics

1 answers

Bijay Kumar Mahapatro 5 hours ago

(a+b)²=a²+2ab+b²

ANSWER

A triangle of sides 3cm, 4cm, and 5cm

Posted by Arvind Kumar 5 hours ago

CBSE > Class 08 > Mathematics

1 answers

Alia Agarwal 2 hours ago

Incomplete

ANSWER

Standard form of 0.0000040

Posted by Rajan Kumar Gupta 6 hours ago

CBSE > Class 08 > Mathematics

1 answers

Gaurav Seth 5 hours ago

The standard form of 0.0000040 is given below:

= 40/10000000

= 4/1000000

= 4×10 ^-6

ANSWER

construct a quadrilateral flag fl is equal to 4.5 CM la is equal to 3.5 CM AG is equal to 4.2 CM angle G is equal to 40 degree and angle A is equal to 90 degree

Posted by Sakshi Mehta 15 hours ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

Construct a quadrilateral HUGE, HU=2.9cm ,UG=3.2 cm, GE=2.7 cm ,EH=3.4 cm and angle U=75°

Posted by Sakshi Mehta 15 hours ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

In 11 ch 11.1 ,3que Perimeter of garden is 48 I want soneone to explain me why 20+13+13 is done for finding the perimetet

Posted by Dharna G 17 hours ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

39ycube (50y square -98)÷26y square(5y+7)

Posted by Muhammed Swalih 17 hours ago

CBSE > Class 08 > Mathematics

1 answers

Dharna G 16 hours ago

36y^3 (50y^2-98)÷26y^2(5y+7) =3y(5y-7)

ANSWER

2×2+2=

Posted by Anuj Kumar 18 hours ago

CBSE > Class 08 > Mathematics

2 answers

Bijay Kumar Mahapatro 5 hours ago

6

Dharna G 17 hours ago

2×2+2=6

ANSWER

Express in standard form. 1) 0.0000000000085 2)0.0000000000942 3)602000000000000 4)0.0000000837 5)31860000000

Posted by Bijay Kumar Mahapatro 18 hours ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

(-3)⁴*(5/3)⁴ solve it.

Posted by Bijay Kumar Mahapatro 18 hours ago

CBSE > Class 08 > Mathematics

1 answers

Ram Kushwah 18 hours ago

{tex}\begin{array}{l}(-3)^4\times\left(\frac53\right)^4=81\times\frac{25\times25}{81}\\=625\end{array}{/tex}

ANSWER

Simplify the (7m-8n)+(7m+8n)

Posted by Abhishek Khabla 19 hours ago

CBSE > Class 08 > Mathematics

3 answers

Bijay Kumar Mahapatro 5 hours ago

14m

Yogita Ingle 18 hours ago

(7m - 8n) + (7m + 8n)
= 7m - 8n + 7m + 8n
= 7m + 7m
= 14 m

Chinmay P 18 hours ago

7m square - 8m square

ANSWER

3 x square - 6 X + 3 / X - 1

Posted by Khemkaran Balwada 20 hours ago

CBSE > Class 08 > Mathematics

1 answers

Keerthana Keeru 19 hours ago

3x - 3

ANSWER

A cube has a surface area of 600m2. What is the area of one face

Posted by Bal Raj 20 hours ago

CBSE > Class 08 > Mathematics

3 answers

Varun Kumar an hour ago

10

Bijay Kumar Mahapatro 18 hours ago

100

Manish Banjare 20 hours ago

100

ANSWER

If 21Y5 is a multiple of 9 where Y is a digit ,what is the value of Y

Posted by Ashutosh Singh 21 hours ago

CBSE > Class 08 > Mathematics

2 answers

Pushp Raj 20 hours ago

Y=1 Because, 21Y5 is divisible by 9. Sum of it digit 2+1+Y+5=9 8+Y=9 Y=9–8 Y=1.

Manish Banjare 20 hours ago

1

ANSWER

36/44468_88

Posted by Rishika Thakkar 23 hours ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

Ex no8.1Q no 1

Posted by Sapna Sarda 1 day, 2 hours ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

P÷3+p÷4=55-p+40÷5

Posted by Zoha Qureshi 1 day, 4 hours ago

CBSE > Class 08 > Mathematics

1 answers

Dharna G 16 hours ago

189÷2

ANSWER

What are the formulas of mensuration of cuboid

Posted by Harsh Sawant 1 day, 4 hours ago

CBSE > Class 08 > Mathematics

4 answers

Abin George 20 hours ago

These are the formulas of mensuration of cuboid

Abin George 20 hours ago

Volume of a cuboid = length×breadth×height cubic units

Abin George 20 hours ago

Lateral surface area of a cuboid = 2× height (length × breadth)

Abin George 20 hours ago

Total surface area of a cuboid = 2(length×breadth + breadth × height + length × height)

ANSWER

Half of a herd of deer are grazing in the field and three fourth of the remaining are playing nearby. The rest 9 are drinking water from the pond.Find the number of deer in the herd

Posted by Md Aadil 1 day, 7 hours ago

CBSE > Class 08 > Mathematics

1 answers

Ronit Bhatia 1 day, 6 hours ago

x=1/2x+3/8x+9

ANSWER

4,7p

Posted by Kunal Kandle 1 day, 9 hours ago

CBSE > Class 08 > Mathematics

1 answers

Varun Kumar 1 day, 3 hours ago

4*7*p=28p

ANSWER

6A +AB =37

Posted by Anshu Kumar 1 day, 16 hours ago

CBSE > Class 08 > Mathematics

0 answers

ANSWER

2x6

Posted by Sella Kumar 1 day, 17 hours ago

CBSE > Class 08 > Mathematics

6 answers

Bijay Kumar Mahapatro 18 hours ago

12

Anjali Tiwari 20 hours ago

12

Shivam Tiwari 1 day, 1 hour ago

12

Krish Kataria 1 day, 2 hours ago

12

Sapna Sarda 1 day, 2 hours ago

12

Raeesa Parveen 1 day, 17 hours ago

12

ANSWER

What is the atea of trapezium

Posted by Rajesh Shrivastava 1 day, 17 hours ago

CBSE > Class 08 > Mathematics

3 answers

Abin George 20 hours ago

Area of trapezium = 1/2 × distance between the parallel sides( height )× sum of the parallel sides

Gaura Agarwal 1 day, 17 hours ago

Area of trapezium = ½×(a+b) ×height

Sameer Verma 1 day, 17 hours ago

1/2×base×height

ANSWER

Factorise 1: x^2/4+2x+4 2: 9y^2-4xy+4x^2/9

Posted by Nitya Patel 1 day, 18 hours ago

CBSE > Class 08 > Mathematics

2 answers

Geetanand Yadav 1 day, 5 hours ago

2)(2x-9y)(2x-9y)

Geetanand Yadav 1 day, 5 hours ago

1)x=-4,x=-4

ANSWER

(a+b)3

Posted by Rashu Ranu 1 day, 18 hours ago

CBSE > Class 08 > Mathematics

1 answers

Richa Shree 1 day, 8 hours ago

3a+3b

ANSWER

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