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Ulleksa [173]
3 years ago
6

Geometry help asap please

Mathematics
1 answer:
NemiM [27]3 years ago
5 0

Answer:

99 degrees

Step-by-step explanation:

81+a=180, so

180-81=99

a=99

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<img src="https://tex.z-dn.net/?f=f%20-%20354%20%3D%201221" id="TexFormula1" title="f - 354 = 1221" alt="f - 354 = 1221" align="
alukav5142 [94]

f-354=1221           <em>add 354 to both sides</em>

f+354-354=1221+354\\\\\boxed{f=1,575}\to\boxed{D.}

6 0
3 years ago
The basketball coach at a small local college believes that his team plays better and scores more points in front of larger crow
Orlov [11]

Answer:

Step-by-step explanation:

Given that points scored is the dependent variable Y and Number of people attending the game is the independent variable is independent variable x

The correlation coefficient, slope and intercept are calculated as shown below:

x y

378 54

350 57

320 59

478 80

451 82

250 75

489 73

451 53

410 67

215 78

113 67

250 56

450 85

489 101

472 99

 

Mean 371.0666667 72.4

std dev 117.5138087 15.42632259

covariance 667.5733333  

r 0.394558035  

Slope 3.005642934  

Intercept 153.4581182  

y = 3.006x+153.46 is the regression line.

Corre = 0.3945 (weak positive)

8 0
3 years ago
Match each figure with the number of edges it has.
Rashid [163]

Answer:

Rectangular prism- 12 edges

Rectangular pyramid- 8 edges

Triangular pyramid- 6 edges

Triangular prism- 9 edges

I hope this helps!

6 0
3 years ago
Noooooooo Liiiiiiiinnnnnkkkkksssssss... Tanisha and Bess are. Tanisha is half as old Bess. Bess is 6 years older than Tanisha.
goblinko [34]
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5 0
2 years ago
Give an example question ( use words and numbers)
Ymorist [56]
A 2 - - 7 = 9
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8 0
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