3 years ago

PLEASE HELP ME THIS HAS TO BE DUE TODAY IN LESS THAN 30 MINUTES!!

1 answer:

7 0

Answer: for the multiple choice question, its the first one. Then for number of friends it goes, 5,10,15,20 and the cost goes 100,200,300,400. hope this helped!!! xoxo

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In the diagram below, FGHG, BD || EI and mZFGH = 54º. Find<br> mZACB.

Vedmedyk [2.9K]

Answer:

no idea

Step-by-step explanation:

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5 0

3 years ago

Solve the proportion:

Sav [38]

Answer:

Cross multiply

6k+18=150

6k= 132

k=132/6

k=23.66

4 0

3 years ago

MAXImum [283]

Answer:

the overall verical change is down 296 feet

Step-by-step explanation:

-296+140= -156

-156-140=-296

3 0

3 years ago

The drying times for a certain type of cement are normally distributed with a standard deviation of 30 minutes. A researcher wis

IceJOKER [234]

Answer:

h. 36

Step-by-step explanation:

For a 68.26% confidence, z = 1.0.

Standard deviation (s) = 30 minutes

The sample size needed to assure that the sample mean does not differ from the true mean by more than 5 minutes is given by:

$5\geq z*\frac{s}{\sqrt n}\\\sqrt n\geq 1*\frac{30}{5}\\n\geq 36$

The sample size needed is 36.

5 0

3 years ago

Rewrite the function f(x)=4(x-2)²-8 in the form f(x)=ax²+bx+c.

tino4ka555 [31]

Answer:

4 $x^{2}$ -16x+8

Step-by-step explanation:

4(x - 2)(x - 2) - 8 = 4( $x^{2}$ - 4x + 4) - 8 = 4 $x^{2}$ - 16x + 16 - 8 = 4 $x^{2}$ - 16x + 8.

8 0

3 years ago

Read 2 more answers