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

What advantage did the British have in fighting the war

Due NOW Plz Help Answer what you can Lesson 1 (5.0 points) 1. What is variety? (1.0 points) Variety is 2. What is assemblage? (1.0 points) 3. What is conceptu

Please help me with Part D? (It’s due tomorrow February 25th)

What does dishman do during the talk? What is this an example of?

Please help me out please

Definition: This is a change in the position of a body with respect to time relative to a reference point.

help me with english ASAP

sympilfy 31/-8...........

what is the area of a parallelogram with base of 100 cm and a height of 50cm PLS HELP QIUCK

When g=3,evaluate the expression 9g-4.