rodverari rodverari

01-10-2021
Mathematics

contestada

Find BC if B(8,-7) and C1-4,-2).

Respuesta :

DᴀʀᴋPᴀʀᴀᴅᴏx DᴀʀᴋPᴀʀᴀᴅᴏx

01-10-2021

Using distance formula :

[tex] \sqrt{(x_2 - x_1) {}^{2} + (y_2 - y_1) {}^{2} } [/tex]

[tex] \sqrt{(8 - ( - 4)) {}^{2} + ( - 7 - ( - 2)) {}^{2} } [/tex]

[tex] \sqrt{(12) {}^{2} + ( - 5) {}^{2} } [/tex]

[tex] \sqrt{144 + 25} [/tex]

[tex] \sqrt{169} [/tex]

[tex]13 \: \: units[/tex]

Answer Link

Otras preguntas

Which of the following statements about the structure of an atoms TRUE? A.the number of protons is always equal to the number of neutrons in the nucleus of the

In an orchard, every 4th peach picked is sour and every 5th peach picked has black spots. What is the probability of a peach being sour and with black spots if

Factors that influence standard of living Which of the following factors explains most of the differences in standards of living among countries around the worl

Calculate the area of a circle of radius 7cm. One sector of this circle has an area of 49.5cm^2 What is the angle at the centre of this?

The function p(s)=−10s2+110s−180 represents a company's profit p made on selling a product for s dollars per unit. Calculate and interpret p(6). (1 point) 1. If

a truck is pulling an 85-kg rock attached by a rope. the coefficient of friction between the rock and the ground is 0.32. the truck applies 295 n of force to th

Reports from dream studies indicate that most dreams are positive.truefalse

the length of a rectangle is 3 more than twice its width. the total area of the rectangle is 54 square units. what is the width and length of the rectangle? rep

A swing set needs repair. The support bar that is at the middle of the A-frame is failing and must be replaced. An image of a swing set is shown with triangle S

Part BThe mass of the Earth is 6 × 10²⁴ kg. The mass of the sun is 2 × 10³⁰ kg. How many earths would equal the mass of the sun? Use words and mathematics to ju