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3 years ago

PLEASE HELP I AM GIVING 20 POINTS I NEED EXPLANATION PLEASE HELP

Mathematics

2 answers:

Triss [41]3 years ago

6 0

Answer:

22.9 yd

Step-by-step explanation:

took the test

dusya [7]3 years ago

3 0

Answer:

22.9

Step-by-step explanation:

My teacher said

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Zmień jednostki prose o pomoc

Len [333]

Answer:

42300000

Step-by-step explanation:

Use known fact

$1\ km=1000\ m$

Consider 1 square kilometer:

$1\ km^2=1\ km\times 1\ km=1000\ m\times 1000\ m=1000000\ m^2$

So, to find the answer, you have to multiply given number of square kilometers by 1000000:

$42.3\ km^2=42.3\times 1000000\ m^2=42300000\ m^2$

4 0

4 years ago

A stack of seven different cards are shuffled and spread out face down if three cards are turned face up how many different thre

Anton [14]

<h2>Answer:35 ways</h2>

Step-by-step explanation:

$^nC_{k}$ is the number of ways of choosing $k$ distinct objects from a lot of $n$ distinct objects.

In the given question,

$n=7\\k=3\\$

$^nC_{k}=\frac{n!}{(n-k)!k!}$

So, $^7C_{3}=\frac{7!}{3!4!}=\frac{210}{6}=35$

So,there are $35$ ways in which three distinct cards can be selecte from seven distinct cards.

3 0

3 years ago

Solve for x. Find all solutions from 0 to 2 π . Show all work as you solve each problem - you may need more space to show your

gtnhenbr [62]

Answer:

x=189

Step-by-step explanation:

please mark me as brainiest

3 0

2 years ago

What is the equation of the line that passes through the points (0, -2)and (0,−5)?

tino4ka555 [31]

Answer:

Equation of the line: x = 0.

4 0

3 years ago

Read 2 more answers

Experts/ace plz helppp

Liono4ka [1.6K]

table A from 2-3 minutes it rose 64.9-61.3 = 3.6

from 3-7 it rose 79.3 -64.9 = 14.4 = 3.6 degrees per minute

Table B needs to raise faster than 3.6 per minute

64.4 -61 = 3.4

64.6 - 61 = 3.6

64.3 -60.6 = 3.7

so the 3rd table is correct

8 0

4 years ago