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3. . Calculate. (3 marks: 1 mark each) a. Sin 42= b. Cos 68= c. Tan 12= 4. Calculate ...
3. . Calculate. (3 marks: 1 mark each) a. Sin 42°= b. Cos 68°= c. Tan 12°= 4. Calculate the value of x. (6 marks: 3 marks each) I a. b. H E 3.7 cm X 18 cm 67° 53° G X F