TRIGO

Question 1

A space between two rays that extend from a common point called the vertex

Answer 1

Angle

Question 2

Angles less than 90 degrees

Answer 2

Acute Angle

Question 3

Angles equal to 90 degrees

Answer 3

Right Angle

Question 4

Angles greater than 90 degrees

Answer 4

Obtuse Angle

Question 5

Angle equal to 180 degrees

Answer 5

Straight Angle

Question 6

Angles greater than 180 degrees

Answer 6

Reflex Angle

Question 7

Two angles whose sum is 90 degrees

Answer 7

Complementary

Question 8

Two angles whose sum is 180 degrees

Answer 8

Supplementary

Question 9

Two angles whose sum is 360 degrees

Answer 9

Explementary

Question 10

Interval over which the graph of a function repeats

Answer 10

Period

Question 11

Greatest distance of any point on the graph from a horizontal line which passes halfway between the maximum and minimum values of the function

Answer 11

Amplitude

Question 12

Number of repetitions or cycles per unit of time

Answer 12

Frequency

Question 13

Line drawn from one vertex to the midpoint of its opposite side

Answer 13

Median of Triangle

Question 14

Intersect at a common point called the centroid of the triangle

Answer 14

Median of Triangle

Question 15

Point of intersection of medians of a triangle

Answer 15

Centroid

Question 16

Line drawn from one vertex perpendicular to its opposite side

Answer 16

Altitude of Triangle

Question 17

Intersect at a point called the orthocenter of the triangle

Answer 17

Altitude of Triangle

Question 18

Point of intersection of the altitudes of the triangle

Answer 18

Orthocenter

Question 19

Line drawn from one vertex to the opposite side bisecting the included angle between the other two sides

Answer 19

Angle Bisector of Triangle

Question 20

Intersect at a point called the incenter of the triangle

Answer 20

Angle Bisector of Triangle

Question 21

Point of intersection if angle bisectors of a triangle

Answer 21

Incenter

Question 22

Center of inscribed circle

Answer 22

Incenter

Question 23

Largest circle that can fit inside the triangle and touch all three sides

Answer 23

Incircle

Question 24

Point of intersection of the perpendicular bisectors of the triangle

Answer 24

Circumcenter

Question 25

Center of the circumscribed circle

Answer 25

Circumcenter

Question 26

Circle that passes through all the vertices of the triangle

Answer 26

Circum-circle

Question 27

Circle tangent to one side of the triangle and prolongation of the other two sides

Answer 27

Escribed Circle (Ex-Circle)

Question 28

Circle on the surface of a sphere, whose plane passes through the center of the sphere

Answer 28

Great Circle

Question 29

Circle constructed by a plane crossing the sphere not in its center

Answer 29

Small Circle

Question 30

An angle formed by the intersection of two great circles

Answer 30

Spherical Angle

Question 31

A triangle on the surface of the sphere formed by the intersection of three great circles

Answer 31

Spherical Triangle

Question 32

Least distance on a sphere from a point on the circle to its pole

Answer 32

Polar Distance

Question 33

Angular distance of the point from the equator ranges from 0 to 90 degrees at the poles

Answer 33

Latitude

Question 34

Angular distance between the prime meridian and the meridian through the point ranges from 0 and the prime meridian to 180 degrees eastward and -180 degrees westward

Answer 34

Longitude