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Question 1
In a triangle ABC, right–angled at B, AB+BC = 10(1+
)cm and length of the hypotenuse is 20 cm. What is the value of tanA + tanC?
)cm and length of the hypotenuse is 20 cm. What is the value of tanA + tanC?
Question 2
If triangle ABC is right angled at C, then what is cos(A + B) + sin(A + B) equal to?
Question 3
Consider the following statements:
1) tanθ increases faster than sinθ as θ increases.
2) The value of sinθ + cosθ is always greater than 1
Question 4
If for some 
lying between 0° and 90°, tan = 1, then what is the value of 
?
lying between 0° and 90°, tan = 1, then what is the value of ?Question 5
What is the value of sin 46o cos 44o + cos 46o sin 44o?
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Aug 23CDS & Defence
