Answer:
105,3≈105
Step-by-step explanation:
sin 72°=19/20
sin 72°=100/x
x=(20*100)/19=105,3
x=BC
x- is hypotenuse
i calculated with calculator
Answer:
where are the patternes that are supposed to be shown?
Step-by-step explanation:
it says : Which pair of patterns below represents that of Edward and Juan?
but there are no patterns shown
Answer:
this is not a reel problem
Step-by-step explanation:
Answer:
x = 0 and x = 5
Step-by-step explanation:
3x^2 - 15x. the first thing that you do is find a common factor for both of the numbers. The common factor is 3x. so the equation would now be 3x(x-5) = 0. So now all you have to do is plug in for x and make it equal 0.
