bro002760 bro002760

15-01-2019
Mathematics

contestada

Do the points P(1,-3), Q(2,1) and R(2.5,3) lie on the same straight line

Respuesta :

Аноним Аноним

15-01-2019

Answer:

Yes.

Step-by-step explanation:

If they do then the slope of PQ will equal that of QR.

The slope of PQ = (y2-y1)/(x2-x1)

= (1 - (-3)) / (2-1) = 4.

The slope of QR = (3-1)/(2.5-2)

= 2 / 0.5 = 4.

So they are on the same line.

Answer Link

harpazo harpazo

15-01-2019

Answer: Yes because slopes are equal as picture tries to show.

Ver imagen harpazo

Answer Link

Otras preguntas

Is PB > PY? Need help as fast as possible.

please help me i mark brainliest for right answers

One angle of atriangle measures 12 degrees. the second angle's measurements is five times the third. what is the measure of the third angle

What is nailing wood?

All gas mixtures are _____. heterogeneous solutions heterogeneous compounds homogeneous multiple phases homogeneous solutions

The best graphic organizer to use to better understand a definition passage is? a.) a Venn diagram b.) an idea web c.) a timeline d.) an illustrati

Students recorded the increase in gasoline price once a month for five months and recorded these observations. (Decreases in price were recorded as a negative i

The points plotted below are on the graph of a polynomial. In what range of x-values must the polynomial have a root? Check all that apply. A. 3 to 4 B. 5

Wordsworth believed that an everyday unpoetic incident can be made poetic and meaningful. True or false?

How do food vacuoles and lysosomes help with nutrition?