meerkat18 meerkat18

22-12-2016
Mathematics

contestada

In the diagram, the areas of ΔADC and ΔDCB are in a ratio of 3 : 4. What are the coordinates of point C?

In the diagram the areas of ΔADC and ΔDCB are in a ratio of 3 4 What are the coordinates of point C class=

Respuesta :

Аноним Аноним

22-12-2016

I hope this helps you

Ver imagen Аноним

Answer Link

nobillionaireNobley nobillionaireNobley

27-12-2016

(1/2(AC) * DC) / (1/2(BC) * DC) = 3/4
AC / BC = 3/4

The coordinate of C be (x, y), then
((4(1) + 3(8))/7, (4(-9) + 3(-2))/7) = ((4 + 24)/7, (-36 - 6)/7) = (28/7, -42/7) = (4, -6)

Answer Link

Otras preguntas

Explain why detritivores, decomposers and omnivores are not assigned trophic level

What phrase uses alliteration? A.the cat slumbered on a mat B. Callie the cat came quietly creeping C. The cat stared at me like she’s an alien observing manki

A sample of chloroform, CHCl 3 , , was determined to have a molecular mass of 112.3g / (mol) . Its molecular mass is known to be 119.5g / (mol) . Calculate the

I NEEED HEEELLLPPWhich sequence of transformations could be used to map quadrilateral RSTU onto R"S"T"U"? T(−1, −3) ° ry−axisT(−3, −1) ° ry−axisT(−1, 3) ° R0,18

What did Black Thursday lead to

Please answer this correctly

please help Mark and Vikki live in two different areas of North America. The temperature in Mark’s town today is 30°F. The temperature in Vikki’s town is 82°F.

CyberCafe charges a computer station rental fee of $5 plus $0.20 for each quarter hour spent surfing. Which expression represents the total amount Carl will pay

In how many ways can the letters in the word glacier be arranged?

Identify the parent function of f(x)=(x+3)3