Practice fundamentals of trigonometry multiple choice questions (MCQs), math test 1 for online exams. Practice fundamental identities MCQs questions and answers on fundamental identities, online math learning, radian to degree conversion, math problems with answers. Free fundamentals of trigonometry quiz, online study guide has helping answer key with choices as 1 - tan²θ, 1 - cos²θ, 1 + tan²θ and 1 + cot²θ of multiple choice questions as sec²θ = to test learning skills for viva exam preparation and job's interview questions. Study to learn fundamental identities quiz questions with online learning MCQs for competitive exam preparation test.

MCQ. Sec²θ =

1. 1 - cos²θ
2. 1 - tan²θ
3. 1 + tan²θ
4. 1 + cot²θ

C

MCQ. If the circumference of a circle is divided into 360 congruent parts, the angle subtended by one part at the center of the circle is called

1. angle
3. degree
4. minute

C

MCQ. Cos²θ/2 =

1. 1 - sin²θ/2
2. 1 - sin²θ
3. csc²2θ
4. sec²2θ

A

MCQ. 16°40′38″ =

1. 17°
2. 16°
3. 60038′
4. 60038″

D

MCQ. If cosθ = 1/√2, then θ is equal to

1. 30°
2. 45°
3. 60°
4. 90°

B