Math, asked by pawarharshal1242011, 2 months ago

if 5:8:90::x, then the value of x is ​

Answers

Answered by vikashpatnaik2009
1

Answer:

Let ∠BAO=a

Hence OCB=180  

−a

Now, ∠OCD=a

In △OCD

a+x+y=180  

 

Now,∠OAE=180  

a

In△AOE

180−a+x+x=180  

 

⟹x+z−a=180  

−180  

 

⟹x+z=a

Now, x+x+x+y=180  

 

⟹2x+x+y=180  

 

As it is given y+x=90  

 

⟹2x=90  

 

x=45  

 

Henc proved.

Step-by-step explanation:

x=3+  

3

​  

        x  

2

=(3+  

8

​  

)  

2

=9+8+6  

8

​  

=17+6  

8

​  

 

x  

2

+  

x  

2

 

1

​  

=(3+  

8

​  

)  

2

+  

(3+  

8

​  

)  

2

 

1

​  

 

⇒17+6  

18

​  

+  

17+6  

8

​  

 

1

​  

 

⇒  

17+6  

8

​  

 

(17+6  

8

​  

)  

2

+1

​  

×  

(17−6  

8

​  

)

(17−6  

8

​  

)

​  

 

⇒  

289−288

(17+6  

18

​  

)  

2

(17−6  

8

​  

)+(17−6  

8

​  

)

​  

 

⇒(289−288)(17+6  

8

​  

)+17−6  

8

​  

 

⇒17+6  

8

​  

+17−6  

8

​  

=34

Attachments:
Answered by ggaitan634
0

Answer:

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Step-by-step explanation:

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