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3 years ago

HELP! this is for geometry, i really need help on number 13 but if you can help me with the others.

Mathematics

1 answer:

Zina [86]3 years ago

4 0

1 ray DE
2 ray ED
3 ray EC
4 ray CE
5 ray DC
6 ray CD
7 ray CA
8 ray AC
9 ray CB
10 ray BC
11 ray AB
12 ray BA

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What is the solution to this equation x/-2 =18

svetlana [45]

x = - 36

multiply both sides of the equation by - 2

x = (- 2)× 18 = - 36

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3 years ago

Please answer it correctly and please show work please help me if it’s correct I will mark you brainliest

Eva8 [605]

Answer:

210 hours

Step-by-step explanation:

<u>Step 1: Make an expression</u>

(2/3 * 1575) / 5

<u>Step 2: Multiply</u>

(2/3 * 1575)/5

(1050) / 5

<u>Step 3: Divide</u>

(1050) / 5

210 hours

Answer: 210 hours

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3 years ago

Help me plzzzzzzzzzzzzzzzzzzz

Shkiper50 [21]

Answer:

$5^8/5^6=5^2$

Step-by-step explanation:

When dividing numbers with powers, it is handy to remember that

$x^y/x^z=x^y^-^z$

$5^8/5^6=5^8^-^6 = 5^2$

4 0

2 years ago

Read 2 more answers

√7 is between what two<br> consecutive integers?

bulgar [2K]

Answer: √7 is between 2 and 3

Step-by-step explanation:

The next lower number that is a perfect square is 4, the next higher perfect square is 9. Take the roots of those two numbers to find the integers you are looking for.

7 0

3 years ago

Please? I need help here

Yuki888 [10]

Answer:

Step-by-step explanation:

If pair of ratios does form a true proportion then:

$a:b=c:d\to\dfrac{a}{b}=\dfrac{c}{d}\to ad=bc$

$A)\\\\8:14=20:35\to\dfrac{8}{14}=\dfrac{20}{35}\\\\(8)(35)=(14)(25)\\\\280=280\qquad\bold{TRUE}\\\\b)\\\\\dfrac{6}{10}=\dfrac{15}{25}\\\\(6)(25)=(10)(15)\\\\150=150\qquad\bold{TRUE}$

$c)\\\\\dfrac{9}{5}=\dfrac{27}{15}\\\\(9)(15)=(5)(27)\\\\135=135\qquad\bold{TRUE}\\\\d)\\\\12:15=30:50\to\dfrac{12}{15}=\dfrac{30}{50}\\\\(12)(50)=(15)(30)\\\\600=450\qquad\bold{FALSE}$

3 0

3 years ago