Question

What is the value of (sin30)(cos30)?

Answer 1

i know that sin 30 is 1/2 but i dont know where to go from there

Answer 2

have you found cos30?

Answer 3

well its a decimal though i need it in a fraction form, so yea i do have it, do i just multiple 1/2 with the decimal?

Answer 4

yes. cos 30 is i think [(3)^1/2]/2
so just multiply

Answer 5

^ that means to the power of?

Answer 6

yes its power..1/2 means square root

Answer 7

See, Sin 30 \[=\frac12\]

and cos 30 \[= \frac{\sqrt3}2\]

Answer 8

and from there i just multiply both ratios?

Answer 9

yep!

Answer 10

Thanx a lot!

Answer 11

Happy to help :)

by the way, did you get the correct answer?

Answer 12

I think so, root 3/4 right?

Answer 13

Yep :)

Answer 14

Thnx again :)