Answer:
330 degrees
Step-by-step explanation:
look at 4th quadrant of unit circle
(cos,sin)
(sqrt3/2,-1/2)=330
Answer:
Step-by-step explanation:
Since on each day 9 shells were found, and there are 7 days: 7 x 9 = 63
Number of shells found this summer: 63
Number of shells found fewer this year than last year: 152 - 63 = 89
Hence, Jon’s family found 63 fewer shells than last year
Answer:
15
Step-by-step explanation:
If the line segment is IK, that means IJ+JK=IK. So, 7+8=15
Answer:
17 is C
18 is add
19 is C
Step-by-step explanation:
Question 18 is worded a little weird.
so. (x^2)(x^3) = x^5, so you should add the expotents when you are multiplying them.
Answer:
The answer is 4a+20....
Step-by-step explanation:
Use the distributive property.
According to which when using the distributive property, you have to distribute (multiply) the 4 to the a and then the 4 to the 5. It looks like this.
4(a+5)
4(a)= 4a
4(5)=20
Thus the expression becomes:
4a+20
Thus the answer is 4a+20....
