Ask question

Ask question

All categories

3 years ago

8

A dog runs to the fence which is located 20 meters away. It takes the dog 15 seconds to reach the fence. What is the average spe

ed ( velocity) of the dog?

1 answer:

Luba_88 [7]3 years ago

8 0

speed = distance / time = 20/15 = 1 1/3 m/s

You might be interested in

Show that 551 is a rational by writing it in the form a/b, where a and b are integers

igor_vitrenko [27]

Answer:

551/1

Step-by-step explanation:

$551 = \dfrac{551}{1}$

__

Any integer can be written as a rational number with a denominator of 1.

3 0

3 years ago

Expand the following.<br> (3x + 2)2<br> A.9x2+6x+4<br> B.9x2+4<br> C.3x2+4<br> E.9x2+12x+4

PolarNik [594]

Step-by-step explanation:

E

working ;

(3x+2)^2

*Apply Perfect Square Formula : (a+b) =a^2+2ab+b^2

a = 3x,b = 2

(3x)^2 + 3x.2+2^2

finally Answer is:

= 9x^2 + 12x +4

5 0

2 years ago

Please help me guys please

madam [21]

parallel when a=2

perpendicular when a=-1/2

3 0

3 years ago

Pls help due like- right on

dedylja [7]

Answer:

Step-by-step explanation:

3 shirts

4 0

2 years ago

I need help ASAP PLEASEEE!

sergeinik [125]

Answer:

<u>The</u><u> </u><u>fourth</u><u> </u><u>number</u><u> </u><u>line</u><u> </u><u>is</u><u> </u><u>the</u><u> </u><u>answer</u><u>.</u>

Step-by-step explanation:

$- 18 > - 5x + 2 \geqslant - 48 \\ ( - 18 - 2) > - 5x \geqslant ( - 48 - 2) \\ - 20 > - 5x \geqslant - 50 \\ \\ \frac{ - 20}{ - 5} > x \geqslant \frac{ - 50}{ - 5} \\ \\ 4 > x \geqslant 10$

6 0

2 years ago