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If X + Y is equal to w + Z then prove that aob is a line

Posted by Krish Dagar 4 years, 8 months ago

1 answers

Tanu Chauhan 4 years, 8 months ago

Given , X+Y = W+Z(1) TO PROVE :AOB is a line X+Y+W+Z =360° By (1) X+Y+X+Y=360 2X+2Y =360° 2( X+Y)=360° X+ Y = 360° ÷ 2 X +Y =180 ° Hence , AOB is a line

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Google simplify 6 by 3 root 2 minus 2 root 3

Posted by Vishalini Singar 4 years, 8 months ago

CBSE > Class 09 > Mathematics

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Simplify : 6/3√2-2√3

Posted by Vishalini Singar 4 years, 8 months ago

CBSE > Class 09 > Mathematics

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The ratio of girls and boys in a class is 1:3 . Set up an equation between the students of a class and boys and then draw its graph . Also ,find the number of boys in a class of 40 students from the graph

Posted by Inderpreet Kaur Bajwa 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Atiya Rahman 4 years, 8 months ago

Let the required no. Be x X+3x=40 4x=40 X=40/10 X=4 Now, 3x=3×4=12 Therefore, no. Of boys is 12

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The figure obtained by joining the mid points of the adjacent sides of a rectangle of side 8cm and 6cm is

Posted by Kalimallha Qureshi 4 years, 8 months ago

CBSE > Class 09 > Mathematics

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What is the formula of area of triangle

Posted by Akanksha Gupta 4 years, 8 months ago

CBSE > Class 09 > Mathematics

5 answers

Priyanshu Yadav 4 years, 8 months ago

1/2×base×height

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Atiya Rahman 4 years, 8 months ago

Area of triangle =1/2 × base × height

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Adarsh Agrahari 4 years, 8 months ago

To find the area of a triangle first check which type of triangle is If ∆ is right angled or height and base is known then, Area= 1/2×Base×Height

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Laxmi Kharkwal 4 years, 8 months ago

1/2 ×base×height

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Krishan Chauhan 4 years, 8 months ago

√s(s-a)(s-b)(s-c)

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Y coordinate is also called

Posted by Punjabi University 4 years, 8 months ago

CBSE > Class 09 > Mathematics

5 answers

Atiya Rahman 4 years, 8 months ago

Y-axis is also known as abscissa

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Govinda Naidu Bourothu 4 years, 8 months ago

Ordinate -y axis ; abscissa x axis

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Yash Tyagi 4 years, 8 months ago

Ordinate

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Mansi Class12 4 years, 8 months ago

Ordinate

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Om Deshpande 4 years, 8 months ago

Ordinate

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Find the area of triangle two sides of which are 18cm and 10cm and perimeter is 42 cm

Posted by Jitendra Jacker 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Atiya Rahman 4 years, 8 months ago

Let the required no. Be x Perimeter of triangle = 42cm Sum of all sides= 42cm 18+10+x=42 28+ x= 42 X= 42-28 X=14 Now, with the help of herons formula find the area Area = 21√11 cm²

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God Father 4 years, 8 months ago

Jitendra Jacker .Kya naam ha tera kuch soch samaj ke likha kar chu kahin ka

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Sum of 2×4

Posted by Abhishek Singh 4 years, 8 months ago

CBSE > Class 09 > Mathematics

3 answers

Rohit Kumar 4 years, 8 months ago

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Atiya Rahman 4 years, 8 months ago

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Abhishek Singh 4 years, 8 months ago

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If a=2,b=3 then of (81)0.16 × (81)0.09

Posted by Dinesh Meena 4 years, 8 months ago

CBSE > Class 09 > Mathematics

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Log 64 / 729

Posted by Moin Uddin 4 years, 8 months ago

CBSE > Class 09 > Mathematics

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Which one can be probability of an event? a=4/3 , b=-1/2 , c=8/5, d=1/6

Posted by Puneet Kaur 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Yash Lohchab 4 years, 8 months ago

D=1/6

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In a parallelogram ABCD, if angle DAB = 75° and angle DBC = 60° , then angle BDC = ....

Posted by Arul Tyagi 4 years, 8 months ago

CBSE > Class 09 > Mathematics

3 answers

Yash Lohchab 4 years, 8 months ago

45°

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Arul Tyagi 4 years, 8 months ago

45°

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Arul Tyagi 4 years, 8 months ago

45°

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If x+y+z=1, xy+yz+zx=-1 and xyz=-1,find the value of x³+y³+z³.

Posted by Kanchan Choudhary 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Rohit Kumar 4 years, 8 months ago

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Yash Lohchab 4 years, 8 months ago

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X=0 y=0

Posted by Rahul Yadav 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

God Father 4 years, 8 months ago

Abe lolo

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What are difference between classmark and classinterval?

Posted by Rajat Kumar 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Atiya Rahman 4 years, 8 months ago

#Class size: Difference between the true upper limit and true lower limit of a class interval is called the class size. Class size remains the same for all class intervals. #Class mark: Mid-value of each class interval is called its class mark.

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Represent 17 square root on a number line

Posted by Shubham Tiwari 4 years, 8 months ago

CBSE > Class 09 > Mathematics