Question

reactangle abcd ab 15cm and angle bac is 30 find the length of diagonal or ac​

Answer 1

Answer:

83

Step-by-step explanation:

∠BAC=30

 

tan30  

o

=  

AB

BC

​  

 

⇒BC=12×  

3

​  

 

1

​  

=4  

3

​  

 

⇒AC=  

AB  

2

+BC  

2

 

​  

=  

144+48

​  

=8  

3

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Answer 2

Answer:

hOPE IT HELPS . mARK ME AS BRAINLY

Step-by-step explanation:

∠BAC = 30

tan30  = BC/AB

BC = 12× 1/ ROOT 3 = 4 (root 3)

AC  = ROOT( AB^2+BC^2) = ROOT (144+48)  = 8*(ROOT 3)

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