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suter [353]
3 years ago
13

Please help me on number 21

Mathematics
1 answer:
max2010maxim [7]3 years ago
5 0
21.   D. is the answer.  Angle Q is 75 degrees.  X=30.  The triangle is an isosceles angle so therefore there are 2 angles are congruent to each other, Angle R and Angle Q.   All three of the angles should add to 180 degrees.
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Y=143.3(5)^2+1823.3(5)+6820
MA_775_DIABLO [31]

As the question is written, the <em>correct answer</em> is:


19519.


Explanation:


Our question states

y = 143.3(5)² + 1823.3(5) + 6820


To evaluate this, we use the order of operations (PEMDAS). There is nothing to be evaluated in parentheses, so P is taken care of.


The E part, exponents, is 5². This is 25, which gives us:

y = 143.3(25) + 1823.3(5) + 6820


Next we have M and D, multiplication and division (in the order they appear). Our multiplication is:

143.3(25) = 3582.5; and

1823.3(5) = 9116.5.


This gives us:

y = 3582.5 + 9116.5 + 6820


Lastly, we add these:

y = 12699 + 6820

y = 19519

6 0
4 years ago
Read 2 more answers
Help please thanks! Keidbekdnsjsjsjsjsjs
Aleksandr-060686 [28]

Answer: where is the figure tot he right???

Step-by-step explanation:

3 0
3 years ago
A library charges a late return fee of 3.50 plus $0.15 per day that a book is returned late write a equation to find the total l
joja [24]
The equation would be:

3.50 + 0.15x

x represents each 'late day'
7 0
3 years ago
C is the same as the total of 257 and q write equation (IXL)
vampirchik [111]

The equation would be c = 257 + q

5 0
3 years ago
Which results only in a horizontal compression of Y = by a factor of 6?
elena55 [62]

Answer:

Y = 6*y

Step-by-step explanation:

We have Y = b * y by a factor of 6.

That is, b = 6.

now, to find what results only in a horizontal compression of y = b * y by a factor of 6.

By transformation rule, the function would be a horizontal compression f (a * x) if a> 1.

Therefore, knowing the above, the answer would be:

Y = 6 * y

3 0
3 years ago
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