Question

help i don't know how to input this answer !!!!
i will become your fan and give you a medal ! thank you bye

Answer 1

you can use the sine function

Answer 2

sine function ?

Answer 3

whats your answer ?

Answer 4

hypotenuse =3

Answer 5

thats not correct

Answer 6

do i put x=3?

Answer 7

oh

Answer 8

have you learnt the apecial properties of a 30-60-90 triangle ?

Answer 9

the *special

Answer 10

no

Answer 11

here'e one :

side opposite to 60 degree angle is \(\Large \dfrac{\sqrt3}{2}\) times the hypotenuse

Answer 12

so, you have
\(\Large 3 = \dfrac{\sqrt3}{2}H\)

can you find H from here ?

Answer 13

H = hypotenuse

Answer 14

is that the formula

Answer 15

yes, its a special property, only applicable to 30-60-90 triangle

Answer 16

OH ok i think i understand but the hypotenuse is missing so do you know that formula ?

Answer 17

i gave you the formula for hypotenuse only....H there is hypotenuse...calculate that

Answer 18

thank you for your help :)

Answer 19

\(\Large 3 = \dfrac{\sqrt3}{2}H \\ H = \dfrac{3\times 2 }{\sqrt 3 } = ...\)