Answer:
(1) -4, (2) 4,(3) -9.6, (4) 9.6
Step-by-step explanation:
1) 21 is 12.50% of 168.
2) 4% of 150 is 6.
3) 1% of 500 is 5.
4) 62% of 50 is 31.
5) 15% of 15 is 2.25
6) 40 percent of 25 is 10.
Step-by-step explanation:
1). 21 is what percent of 168.
Let,
x be the percent.
Therefore,
x% of 168 = 21


Dividing both sides by 1.68

21 is 12.50% of 168.
2). What is 4 percent of 150.
4% of 150 = 
4% of 150 = 
4% of 150 is 6.
3) 1 percent of 500 is what number
1% of 500 = 
1% of 500 is 5.
4) what number is 62 percent of 50
62% of 50 = 
62% of 50 = 
62% of 50 is 31.
5) 15 percent of 15 is what
15% of 15 = 
15% of 15 = 
15% of 15 is 2.25
6) 40 percent of 25 is what number
40% of 25 = 
40% of 25 = 
40 percent of 25 is 10.
Keywords: percentage
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Answer:





Step-by-step explanation:
Given
Required
Determine the missing angles
Since AB = AD, then:
--- Base angles of an isosceles triangle
Hence:

--- angles in a triangle


Collect Like Terms


--- angle on a straight line



Since ABC is isosceles, then:
--- base angle of isosceles

Lastly:




<em>See attachment</em>
The x-intercept is the x-coordinate of a point where a graph intersects the x-axis and the y-intercept is the y-coordinate of a point where a graph intersects the y-axis. For example, (-4,0) -4 is the x-intercept and (0,6) 6 is the y-intercept