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schepotkina [342]
2 years ago
12

HELP ME REALLY QUICK FOR 20 points.

Mathematics
2 answers:
Debora [2.8K]2 years ago
7 0

Answer:

radius

Step-by-step explanation:

kolbaska11 [484]2 years ago
6 0

Answer:

C. Diameter. It only gives you half the points you selected so you selected 20 points we only get 10 points.

Step-by-step explanation:

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A pedestrian walks 7.4 kilometers west
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Answer: 11.8 km

Step-by-step explanation:

The resulting figure is a right angled triangle shown below

$$Apply the Pythagorean theorem to find out the magnitude of the resultant vector $A B$ in the triangle $A B C$ as follows -$$\begin{aligned}&A B^{2}=B C^{2}+C A^{2} \text { (Hypotenuse }{ }^{2}=\text { Base }^{2}+\text { Adjacent }^{2} \text { ) } \\&=7.4^{2}+9.2^{2} \\&=139.4 \\&A B=11.806777 \\&\quad A B \approx 11.8 \mathrm{~km} \text { (Rounded off to the nearest tenth) }\end{aligned}$$

3 0
2 years ago
Assignment
allochka39001 [22]

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Step-by-step explanation:

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4 0
3 years ago
What is 18-3{y}=25 solve
Zanzabum

Answer:

−2.333

Step-by-step explanation:

-7 - 3y  =   -1 • (3y + 7)

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3 0
3 years ago
A colony of bacteria grows according to the uninhibited growth model. Suppose there is 18 g of bacteria on Monday and 54 g of ba
Inga [223]

a. The general form of equation of an uninhibited growth model is:

A = a e^kt

where A is final amount, a is initial amount, k is constant and t is time

From Monday to Wednesday, two days have passed so t = 2, therefore calculating for constant k:

54 = 18 e^k(2)

e^2k = 3

2k = ln 3

k = 0.55

 

So the function becomes:

A(t) = a e^0.55t

 

b. Finding for t when A = 2a

2a = a e^0.55 t

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t = 1.26 days

5 0
3 years ago
Please help fast for 10 points and brainlist!! And it’s multiple choice!!! ANSWER ONLY IF YOU KNOW!! PLEASE EXPLAIN PREFER AND E
MaRussiya [10]

Answer:

C. 19.5mm

Step-by-step explanation:

The correct answer should be C.

be a use the measurement starters before the zero. I added a picture. So you need to look at the line of the other zero matching on the ruler.

3 0
2 years ago
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