Yourwelcome! sorry but i never learned this. What grade do you learn this? lol i hope i don't have to learn this and I'm in 7th grade
Answer:
I and IV
Step-by-step explanation:
cosine is positive/greater than 0 in quadrants I and IV. Its just a rule of the unit circle.
Can remember by All Star Trig Class
meaning all the trig funtions are positive in quadrant I
sin is positive in II
tan is positive in III
and cos is positive in IV
Answer:
1] 1 : 4
2] 250ml
Step-by-step explanation:
1] 500ml : 2 litre
First, the units must be the same.
<em> 2 litre = 2000ml</em>
500ml : 2000ml
5 : 20
<u>1 : 4</u>
<u></u>
2]
× 500
= 250ml
Answer:
Step-by-step explanation:
$2400 in labor
well, you already know how to convert from mixed to improper, so let's simply do the division.
