Question

plzz give me a answer
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Answer 1

Answer:

AB = root 3/2 and CosA = root 3/2

Step-by-step explanation:

hope it helps

Answer 2

Step-by-step explanation:

In question no. one you can make it by Pythagoras then AB WILL be 1/2 and in next question cos A =b/h then AB/AC =1/2 (AB WILL be 1/2by Pythagoras) now mark me as brilliant plzzz