Answer:
;*((((((((((((((((((((((((((srry(((((((((((((((((()
Step-by-step explanation:
sjshchsjjxbsiskcjsidcnbvhdjdkcguziabcbhsjxjbdbxbxb vdjn bsj nnsjn nxnnxn b bxhzj baby b zn ncncjxj hb. b xjxjn bxnzjkxn
Answer:
10) - 45 degrees
12) 0 degrees
Step-by-step explanation:
10)
Find the x and y components that define the vector that joins C with D:
x-component: -4 - (-8) = - 4 + 8 = 4
y-component: 4 - 8 = -4
use the tangent function to find the angle
:

12)
Find the x and y components that define the vector that joins A with B:
x-component: 7 - 4 = 3
y-component: - 1 - (-1) = -1 + 1 = 0
use the tangent function to find the angle
:

Answer:C
Explanation:none
Answer:
90 cents
Step-by-step explanation:
Find how much money you have by plugging in 18 as n into the expression:
5n
5(18)
Multiply:
= 90
So, when you have 18 nickels, you have 90 cents