Answer:
Step-by-step explanation:
<u>Population density is:</u>
- Pd = population / area
- Pd = 300000000 people / 3500000 sq mi = 85.7 people/ sq mi
Correct option is A
Answer:
<h2>13</h2>
Step-by-step explanation:
3z + 5 = 4z - 8
⇌ 5 + 8 = 4z - 3z
⇌ 13 = z
2(x-2)(x+3) you have to factor
Since the triangle is cut in half, I’m guessing it’s 22.5
Answer:
C
Step-by-step explanation:
cot =cos/sin =a/b
cos=a/b*sin
(sin-cos)/(sin+cos) =(sin-sin*a/b)(sin+sin*a/b)
=(1-a/b)/(a+a/b)
=(b-a)/(a+b)
