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HACTEHA [7]
3 years ago
12

20+ POINTS!!!

Mathematics
1 answer:
Sphinxa [80]3 years ago
6 0
Question 1= would equal 63 but why is there no 63?(did you type the answers right? or the angles right?
47+70=117 
180-117=63 

question 2 would be 36
54+90=144
180-144=36
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A toy company has determined that the revenue generated by a particular toy is modeled by the following equation: 10x - 0.025x²
Digiron [165]

Answer:

Maximum revenue = 1000 thousands of dollars.

Explanation:

We have the revenue equation r(x)=10x - 0.025x^2, where x is measured in thousands of toys produced, and r(x) is measured in thousands of dollars.

At maximum revenue the derivative of equation is zero

So, r'(x)=0\\ \\10 - 0.025*2x=0\\ \\ x=10/0.05\\ \\ x=1000/5=200

So maximum revenue is when 200 thousands of toys are produced.

Maximum revenue, r(200)=10*200 - 0.025*200^2\\ \\ r(200)=1000

Maximum revenue = 1000 thousands of dollars.

5 0
3 years ago
Let $abcdefgh$ be a cube of side length 5, as shown. let $p$ and $q$ be points on $\overline{ab}$ and $\overline{ae}$, respectiv
Anna [14]
Let's buils the intersection plane:
Point P is on AB and AP=2, then PB=3; point Q is on AE and AQ=1, then QE=4. Let P' be a point on CD such that CP'=2 and Q' be a point on the plane CDHG such that P'Q'=1 and P'Q' is perpendicular to CD. The line CQ' intersects HD at point R and the plane CPQR is intersection plane.
Consider triangles ΔCDR and ΔCP'Q', they are similar. So,
\frac{CP'}{CD}=  \frac{P'Q'}{RD}  \\  \frac{2}{5}  =\frac{1}{RD}  \\ RD=2.5,
so R is a midlepoint of the side HD (for details see picture).



5 0
4 years ago
At a yard sale, Celia bought an electric for 85% of its original value. Celia pad $75.65 for the guitar. What was the original v
juin [17]

75.65 \div .85
3 0
3 years ago
Find the probability.
kvv77 [185]

Answer:

7/36

Step-by-step explanation:

1 die has 6 faces

When two dice are rolled, the total number of outcomes

= 6 × 6 = 36

The Probability of having(5) =

(1 & 4), (2 & 3) , ( 3 & 2), (4 & 1)

= 4

The probability of having (10) =

(5 & 5), (4 & 6) , ( 6 & 4)

= 3

The probability that the score on the dice is either 5 or 10.

P(5) + P(10)

= 4/36 + 3/36

= 7/36

8 0
3 years ago
Bethany purchased gasoline at four different gas stations. The table shows the total cost of the gasoline she
sineoko [7]

Answer: station X

Step-by-step explanation:

Because it was 3.08 the rest were lower

5 0
3 years ago
Read 2 more answers
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