Answer:
a ≈ 1.8
Step-by-step explanation:
a / sin (180 - 105 - 15)° = 2 /sin 105°
a = (2 /sin 105°) x sin 60°
a = (2 / 0.97) x 0.87
a = 1.79 (≈ 1.8)
Answer:
B
The answer is B, which is -1.5.
When solving these proportions we just remember when moving a number from one side to the other if it started in the numerator it ends up in the denominator and vice versa.
I'll do it in two steps here for teaching purposes; it's not too hard to go directly to the answer.



3*4 + 1*5 / 5*4=
12+5/20=
17/20
Answer:
Step-by-step explanation:
Maybe your questions has some wrong numbers in it? but, going by what's in your questions , just 1 cup of flour :/ seems too easy