1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
jeka94
2 years ago
12

Right answer gets brainlist

Mathematics
2 answers:
TEA [102]2 years ago
8 0

Answer:

153

Step-by-step explanation:

Calculate the area of each side first, then add it all up

Width x height = area of square/rectangle

1/2 x width x height = area of a traingle

Alika [10]2 years ago
5 0
90. you can just do 5x12 which is 60. 60x3 is 180 then 180 divided by 2 because a triangular prism is just half of a cube
You might be interested in
Which proportion can be used to find 65% of 90?
ra1l [238]
X 65%
———— = ———-
90 100

1) multiply across
90 • 65 = 5,850

2) divide what’s left over.
5,850 / 100 = 58.5
3 0
3 years ago
The following integers represent several dives of a submarine: -270 feet, -418 feet, -572 feet, -372 feet, -639 feet and -455 fe
sveticcg [70]
The answer is -270 because its closer to 0 than any other numbers
6 0
3 years ago
An article reports the following data on yield (y), mean temperature over the period between date of coming into hops and date o
skelet666 [1.2K]

Answer:

x1=c(16.7,17.4,18.4,16.8,18.9,17.1,17.3,18.2,21.3,21.2,20.7,18.5)

x2=c(30,42,47,47,43,41,48,44,43,50,56,60)

y=c(210,110,103,103,91,76,73,70,68,53,45,31)

mod=lm(y~x1+x2)

summary(mod)

R output: Call:

lm(formula = y ~ x1 + x2)

Residuals:  

   Min      1Q Median      3Q     Max

-41.730 -12.174   0.791 12.374 40.093

Coefficients:

        Estimate Std. Error t value Pr(>|t|)    

(Intercept) 415.113     82.517   5.031 0.000709 ***  

x1            -6.593      4.859 -1.357 0.207913    

x2            -4.504      1.071 -4.204 0.002292 **  

---  

Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1  

Residual standard error: 24.45 on 9 degrees of freedom  

Multiple R-squared: 0.768,     Adjusted R-squared: 0.7164  

F-statistic: 14.9 on 2 and 9 DF, p-value: 0.001395

a).  y=415.113 +(-6.593)x1 +(-4.504)x2

b). s=24.45

c).  y =415.113 +(-6.593)*21.3 +(-4.504)*43 =81.0101

residual =68-81.0101 = -13.0101

d). F=14.9

P=0.0014

There is convincing evidence at least one of the explanatory variables is significant predictor of the response.

e).  newdata=data.frame(x1=21.3, x2=43)

# confidence interval

predict(mod, newdata, interval="confidence")

#prediction interval

predict(mod, newdata, interval="predict")

confidence interval

> predict(mod, newdata, interval="confidence",level=.95)

      fit      lwr      upr

1 81.03364 43.52379 118.5435

95% CI = (43.52, 118.54)

f).  #prediction interval

> predict(mod, newdata, interval="predict",level=.95)

      fit      lwr      upr

1 81.03364 14.19586 147.8714

95% PI=(14.20, 147.87)

g).  No, there is not evidence this factor is significant. It should be dropped from the model.

4 0
3 years ago
20-gallon gas tax can go 25 miles on 1 gallon if the tank is full at the beginning of a 725 miles trip how many times does the d
Sergio039 [100]
725/25 = 29

The driver will have to refill the gas tank 29 times during the 725 miles trip.


I hope this helped you! c:
6 0
3 years ago
PLEASE HELP WILL MARK BRAINLIEST
egoroff_w [7]
Option 4 is the correct answer
3 0
3 years ago
Read 2 more answers
Other questions:
  • Round 31.320 to the nearest hundred
    8·2 answers
  • Solve the inequality. Graph the solution set. 26 + 6b 2(3b + 4)
    14·2 answers
  • Given the polynomail function below, find f(-5) f(x)=x^2-2x-7
    9·1 answer
  • PLEASE HELP!!! Will give Brainliest to whoever does this correctly and a five star rating
    10·1 answer
  • Convert the following numbers to Mayan notation. Show your calculations used to get your answers. 135?
    10·1 answer
  • What is 329,625 rounded to the place value of the underlined digit?
    6·2 answers
  • Can someone help me please​
    8·1 answer
  • Help me please with this thank you
    5·1 answer
  • Len read 3/4 of a novel over the weekend. Monday he read 22 more pages. If he read 220 pages in total, then how many pages does
    11·1 answer
  • Help me please I beg of you
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!