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4. In the triangle ABC, angle A = 90° and sec B = 2 a.Work out the size of angles B and C. b.Find tan B. c. Show that 1 + tan² B = sec² B.​
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4. In the triangle ABC, angle A = 90° and

sec B = 2
a.Work out the size of angles B and C.
b.Find tan B.
c. Show that 1 + tan² B = sec² B.​

User Mokagio
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here the answers is it helpful

4. In the triangle ABC, angle A = 90° and sec B = 2 a.Work out the size of angles-example-1
User Joachim W
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