Lets see!
We need to use the pythagorean theorem (a^2+b^2=c^2) to check.
So..
15^2+ 17^2 = 19^2
225+ 289= 361
Hm 225 and 289 do NOT equal 361 therefore it is NOT a right triangle.

3 0

3 years ago

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The temperature was –3o C last night. It is now –4o C. What was the change in temperature?

Yuki888 [10]

Answer: -1

Step-by-step explanation: So if the Temperature last night was at -3o C and now it is -4o C it went down by 1 but dont forget the negative symbol.-1

you can think like this: -3-4=-1

7 0

3 years ago

Can someone help plssss<br> which of the equations below could be the equation of this parabola?

RideAnS [48]

Answer:

Step-by-step explanation:

Both of the y= make upward parabolas

It is also going into the positive direction so it is $x = \frac{1}{4}y^2$

6 0

3 years ago

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The / key on the number keypad is used for _____. Addition subtraction multiplication division

Vaselesa [24]

/ symbol is used for division.

/ is same as ÷

Sometimes, fractions are shown as ratio, in which case, : symbol is used.

We can write the fraction $\frac{1}{2}$ as 1/2 or 1÷2 or 1:2

$\boxed{\frac{1}{2} \: = \: 1/2 \: = \: 1 \div 2 \: = \: 1 : 2 }\\$

5 0

3 years ago

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