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PLEASE HELP ILL GIVE BRAINLIESTTTT

PLEASE HELP ILL GIVE BRAINLIESTTTT class=

Sagot :

Answer: dont know what it is but you should search it

Answer:

below

Step-by-step explanation:

ab^2 = bc^2+ac^2

ab^2 = 16+144

ab^2 = 160

ab

= 4√10

angle b = sin b = 12/4√10

= 3/√10

b=5.16