Step-by-step explanation:
i) A + B = 60⁰ , A- B = 30⁰
adding both
2A = 90⁰
A = 45⁰ ,B = 15⁰
ii) A + B = 45⁰ , A-B = 30⁰
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Step-by-step explanation:
i) A + B = 60⁰ , A- B = 30⁰
adding both
2A = 90⁰
A = 45⁰ ,B = 15⁰
ii) A + B = 45⁰ , A-B = 30⁰