Math, asked by subsubkingbro, 7 hours ago

plz answer this question help me ​

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Answers

Answered by meetdchaudhari2006
1

Step-by-step explanation:

1/2 * 4 *AD = √3/4*4*4

2AD= 4√3

AD = 2√3

please mark me as the brainliest

Answered by βαbγGυrl
0

Answer:

In right ΔADC

AC  

2

=AD  

2

+DC  

2

 (Pythagoras Theorem)

⇒(25)  

2

=15  

2

+DC  

2

 

⇒625=225+DC  

2

 

⇒DC  

2

=625−225=400=(20)  

2

 

⇒DC=20cm

But BC=28cm

BD=28−20=8cm

Now in right ΔADB

AB  

2

=AD  

2

+BD  

2

 

=152+82=225+64=289=(17)  

2

 

∴AB=17cm

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