Question 1

What is the sum of angles in a triangle?

Accepted Answer

180 degrees

Answer

90 degrees

Answer

360 degrees

Answer

270 degrees

Question 2

What is the name for two angles whose sum is exactly 180 degrees?

Accepted Answer

Supplementary angles

Answer

Complementary angles

Answer

Adjacent angles

Answer

Alternate angles

Question 3

What is the name for an angle that measures exactly 90 degrees?

Accepted Answer

Right angle

Answer

Obtuse angle

Answer

Straight angle

Answer

Acute angle

Question 4

What is the name for angles that have the same measure?

Accepted Answer

Congruent angles

Answer

Vertical angles

Answer

Alternate angles

Answer

Supplementary angles

Question 5

What is the name for an angle that measures between 0 and 90 degrees?

Accepted Answer

Acute angle

Answer

Straight angle

Answer

Obtuse angle

Answer

Right angle

Question 6

What is the name for an angle that measures between 90 and 180 degrees?

Accepted Answer

Obtuse angle

Answer

Acute angle

Answer

Straight angle

Answer

Right angle

Question 7

What is the name for angles that are on opposite sides of a line and share a vertex?

Accepted Answer

Vertical angles

Answer

Alternate angles

Answer

Adjacent angles

Answer

Complementary angles

Question 8

What is the name for angles that are next to each other and share a common ray?

Accepted Answer

Adjacent angles

Answer

Complementary angles

Answer

Alternate angles

Answer

Vertical angles

Question 9

What is the name for angles that are on the same side of a line and do not share a vertex?

Accepted Answer

Alternate angles

Answer

Complementary angles

Answer

Adjacent angles

Answer

Vertical angles

Question 10

What is the name for an angle that measures exactly 180 degrees?

Accepted Answer

Straight angle

Answer

Obtuse angle

Answer

Right angle

Answer

Acute angle

Question 11

What is the ratio of the opposite side to the hypotenuse in a right-angled triangle?

Accepted Answer

Sine

Answer

Secant

Answer

Tangent

Answer

Cosine

Question 12

What is the reciprocal of sine?

Accepted Answer

Cosecant

Answer

Cosine

Answer

Secant

Answer

Tangent

Question 13

What is the ratio of the adjacent side to the hypotenuse in a right-angled triangle?

Accepted Answer

Cosine

Answer

Sine

Answer

Tangent

Answer

Secant

Question 14

What is the reciprocal of cosine?

Accepted Answer

Secant

Answer

Tangent

Answer

Cosecant

Answer

Sine

Question 15

What is the ratio of the opposite side to the adjacent side in a right-angled triangle?

Accepted Answer

Tangent

Answer

Sine

Answer

Cosecant

Answer

Cosine

Question 16

What is the reciprocal of tangent?

Accepted Answer

Cotangent

Answer

Cosine

Answer

Cosecant

Answer

Sine

Question 17

What is the range of values of sine and cosine?

Accepted Answer

From -1 to 1

Answer

From 0 to 1

Answer

From -∞ to 1

Answer

From 1 to ∞

Question 18

What is the period of sine and cosine?

Accepted Answer

2π

Answer

π

Answer

1/2π

Answer

4π

Question 19

What is the relationship between sine and cosine?

Accepted Answer

They are complementary

Answer

They are orthogonal

Answer

They are inversely proportional

Answer

They are identical

Question 20

What does SOHCAHTOA stand for?

Accepted Answer

Sine = Opposite/Hypotenuse, Cosine = Adjacent/Hypotenuse, Tangent = Opposite/Adjacent

Answer

Sine = Hypotenuse/Opposite, Cosine = Adjacent/Opposite, Tangent = Hypotenuse/Opposite

Answer

Sine = Opposite/Adjacent, Cosine = Hypotenuse/Opposite, Tangent = Hypotenuse/Adjacent

Answer

Sine = Adjacent/Hypotenuse, Cosine = Opposite/Hypotenuse, Tangent = Adjacent/Opposite

Question 21

What is the sum of the interior angles of a triangle?

Accepted Answer

180 degrees

Answer

90 degrees

Answer

360 degrees

Answer

270 degrees

Question 22

What is the length of the longest side of a right triangle called?

Accepted Answer

Hypotenuse

Answer

Equal leg

Answer

Adjacent side

Answer

Opposite side

Question 23

What is the name of a triangle with all three sides of equal length?

Accepted Answer

Equilateral triangle

Answer

Isosceles triangle

Answer

Scalene triangle

Answer

Right triangle

Question 24

What is the name of a triangle with two sides of equal length?

Accepted Answer

Isosceles triangle

Answer

Scalene triangle

Answer

Right triangle

Answer

Equilateral triangle

Question 25

What is the name of a triangle with all sides of different lengths?

Accepted Answer

Scalene triangle

Answer

Isosceles triangle

Answer

Equilateral triangle

Answer

Right triangle

Question 26

What is the name of a triangle with one right angle?

Accepted Answer

Right triangle

Answer

Equilateral triangle

Answer

Scalene triangle

Answer

Isosceles triangle

Question 27

What is the name of a triangle with no equal angles?

Accepted Answer

Scalene triangle

Answer

Right triangle

Answer

Equilateral triangle

Answer

Isosceles triangle

Question 28

What is the name of a triangle with one angle greater than 90 degrees?

Accepted Answer

Obtuse triangle

Answer

Acute triangle

Answer

Equilateral triangle

Answer

Right triangle

Question 29

What is the name of a triangle with all angles less than 90 degrees?

Accepted Answer

Acute triangle

Answer

Right triangle

Answer

Equilateral triangle

Answer

Obtuse triangle

Question 30

What is the name of the theorem that states a^2 + b^2 = c^2 for a right triangle?

Accepted Answer

Pythagorean theorem

Answer

Fermat's theorem

Answer

Euclidean theorem

Answer

Secant theorem

Question 31

What is the formula to find the hypotenuse of a right triangle?

Accepted Answer

c = sqrt(a^2 + b^2)

Answer

c = a + b

Answer

c = a * b

Answer

c = a - b

Question 32

Which side of a right triangle is the hypotenuse?

Accepted Answer

The longest side

Answer

None of the above

Answer

The shortest side

Answer

The side opposite the right angle

Question 33

If the length of the legs of a right triangle are 3 and 4, what is the length of the hypotenuse?

Accepted Answer

5

Answer

2

Answer

7

Answer

6

Question 34

What is the hypotenuse of a right triangle with legs of length 7 and 24?

Accepted Answer

25

Answer

30

Answer

35

Answer

20

Question 35

What is the hypotenuse of a right triangle with legs of length 9 and 12?

Accepted Answer

15

Answer

21

Answer

18

Answer

24

Question 36

What is the hypotenuse of a right triangle with legs of length 5 and 12?

Accepted Answer

13

Answer

10

Answer

20

Answer

15

Question 37

What is the hypotenuse of a right triangle with legs of length 8 and 15?

Accepted Answer

17

Answer

20

Answer

12

Answer

25

Question 38

What is the hypotenuse of a right triangle with legs of length 6 and 8?

Accepted Answer

10

Answer

16

Answer

12

Answer

14

Question 39

What is the hypotenuse of a right triangle with legs of length 36 and 48?

Accepted Answer

60

Answer

96

Answer

84

Answer

72

Question 40

What is the hypotenuse of a right triangle with legs of length 10 and 24?

Accepted Answer

26

Answer

20

Answer

30

Answer

36

Question 41

What is the unit of measurement for angles?

Accepted Answer

Degree

Answer

Meter

Answer

Pound

Answer

Inch

Question 42

What is the sum of angles in a triangle?

Accepted Answer

180 degrees

Answer

90 degrees

Answer

270 degrees

Answer

360 degrees

Question 43

What is the angle between the hour hand and minute hand at 3:15?

Accepted Answer

7.5 degrees

Answer

45 degrees

Answer

90 degrees

Answer

180 degrees

Question 44

What is the angle between two adjacent sides of a regular octagon?

Accepted Answer

135 degrees

Answer

90 degrees

Answer

60 degrees

Answer

180 degrees

Question 45

What is the angle formed between the hands of a clock at 12:30?

Accepted Answer

165 degrees

Answer

45 degrees

Answer

120 degrees

Answer

90 degrees

Question 46

What is the measure of a right angle?

Accepted Answer

90 degrees

Answer

360 degrees

Answer

45 degrees

Answer

180 degrees

Question 47

What is the angle formed between the hour hand and minute hand of a clock at 2:30?

Accepted Answer

105 degrees

Answer

60 degrees

Answer

120 degrees

Answer

90 degrees

Question 48

What is the measure of a straight angle?

Accepted Answer

180 degrees

Answer

360 degrees

Answer

45 degrees

Answer

90 degrees

Question 49

What is the measure of an acute angle?

Accepted Answer

Less than 90 degrees

Answer

180 degrees

Answer

More than 90 degrees

Answer

360 degrees

Question 50

What is the measure of an obtuse angle?

Accepted Answer

More than 90 degrees

Answer

Less than 90 degrees

Answer

360 degrees

Answer

180 degrees

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