Maths sin

Question 2

what is the value for sin 30

Answer 2

1/2

Question 3

What is the value for sin 45

Answer 3

1/ sq root 2

Question 4

what is the value for cos 30

Answer 4

sq root 3/2

Question 5

What is the value for sin 45

Answer 5

1/ sq root 2

Question 6

What is the value for sin 60

Answer 6

sq root 3/2

Question 7

what is the value for cos 30

Answer 7

sq root 3/2

Question 8

what is the value for cos 45

Answer 8

1/ sq root 2

Question 9

what is the value for cos 60

Answer 9

1/2

Question 10

what is the value for tan 30

Answer 10

1/sq root 3

Question 11

what is the value for tan 45

Answer 11

1

Question 13

what is the value for tan 60

Answer 13

sq root 3

Question 14

what is sin

Answer 14

opp/hyp

Question 15

what is cos

Answer 15

adj/hyp

Question 17

what is tan

Answer 17

opp/adj

Question 18

Find the length of the hypotenuse of a right angled triangle the angle is 60 degrees and the opposite length is 6cm

Answer 18

hyp=opp/adj=tan
tan60=sq root 3
sq root 3=6/x X x
sq root 3x=6 /sq root 3
x=6 /sq root 3

Question 19

What does a U mean in a venn diagram

Answer 19

if something is an a or b

Question 20

What does n mean in a venn diagram

Answer 20

the things in set a and set b

Question 21

What does ‘ mean and give an example

Answer 21

it means in completion a’ and b would mean everything in set a and not in set b