Question

if angle bc is 12 units and angle ac is 5 units what will be the angle ab​

Answer 1

ab =7 unit

Step-by-step explanation:

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Answer 2

Answer:

Given : angle AC = 5 unit and angle BC = 12 units .

By Pythagoras theorem ,

$(ab) {}^{2} = (bc) {}^{2} + (ac) {}^{2}$

$(ab) {}^{2} = (12) {}^{2} + (5) {}^{2}$

$(ab) {}^{2} = 144 + 25$

$ab = \sqrt{169}$

$ab = 13 units$