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Doubt in question number 5th question number 10th and question number 11th

in the figure one given below abc is an equilateral triangle with each side of length 10 in abcd angle b = 90° and cd = 6 cm find the area of the shaded region liver answer correct to one decimal places

A train travels at a certain average speed for a distance of 54 km and the travels a distance of 63 km at an average speed of 6 km/hr more than the first speed.If it takes 3 hours to complete the journey, what was its first average speed 

I want exercise 3.5 and 3.7

Science

 

Hindi midium main

If the HCF of 567 and 693 is expressible in the form 567x + 693 × (-4), find x. 

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I want to learn science so you give me app link officially 

• A word that shows the relationship of noun , pronoun or to another word is called 

Find the conditional probability of obtanig the sum is 8 given that the red die resulted us a number less than 4

6th science ch-2

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Can a linear equation have no solution ? Explain with an example

7 th class maths textbook

If x = √3  is a solution of an equation x² + kx - 6 then find k

What is the meaning of M 

2+√3/3

A school wants tovevaluate students into 3 clubes, sports, music & drama, under follas conditions The Number of students in sports club. should be equal to sum of the Number of studente in music and drama club: 2 The No. of students in music club shoul be 20 mous than half the Number of student in sports club. 3 The total Number of students to be alocate in all three Club are 180. find the the of students alocated to different club, using matrix method.

What is mean?