TRIGONOMETRY

A STATIONARY LINE THAT CONTAINS A POINT AND THIS SIDE IS CALLED AS "FIXED RAY"

• RAY

• TERMINAL SIDE

• INITIAL SIDE

• AXIS

IT IS COMMONLY USED SYSTEM TO MEASURE AN ANGLE

• PROTRACTOR

• METRIC SYSTEM

• DEGREE MEASURE

• PERCENTAGE

WHAT IS A CIRCLE OF UNIT RADIUS THAT IS, A RADIUS OF 1 CENTERED AT THE ORIGIN (0,0) IN THE CARTESIAN COORDINATE SYSTEM?

• UNIT CIRCLE

• ANGLES

• TRIGONOMETRIC FUNCTIONS

• ORIGIN

IF X AND Y ARE COMPLEMENTARY ANGLES,THEN...

• TAN X=TAN Y

• COS X=COS Y

• SEC X= COSEC Y

• SIN X=SIN Y

TRIANGLE ABC IS EQUILATERAL. WHICH OF THE FOLLOWING IS TRUE?

i. ALL THE SIDES ARE EQUAL

ii. ALL THE ANGLES ARE CONGRUENT

iii. THE TRIANGLE IS SCALENE

• i ONLY

• i AND ii ONLY

• ii AND iii ONLY

• i AND iii ONLY

IF THE GIVEN IS THE ADJACENT SIDE AND HYPOTENUSE, WHICH TRIGONOMETRIC FUNCTIONS SHOULD YOU USE?

• SINE

• COTANGENT

• COSINE

• TANGENT

WHAT IS THE LONGEST SIDE OF A RIGHT TRIANGLE?

• OPPOSITE

• HYPOTENUSE

• ADJACENT

• LENGTH

WHICH OF THE FOLLOWING IS A PYTHAGOREAN TRIPLE?

• 3,3,3

• 3,4,5

• 4,5,6

• 6,8,12