smellyfries21 smellyfries21

09-03-2022
Mathematics

contestada

b) Find the value of W.
find the value of w
4 cm
3 cm
12 cm
A
B
3 cm
wcm
9 cm
Not drawn accurately

Respuesta :

Rimiislam333 Rimiislam333

09-03-2022

Step-by-step explanation:

Given : AD=4 cm,DB=(x−4) cm,AE=8 cm and EC=(3x−19) cm.

To Find : x

We know that, by BPT(Basic proportionality theorem)

DBAD=ECAE

(x−4)4=(3x−19)8

4(3x−19)=8(x−4)

12x−76=8x−32

Solving, we get x=11 cm

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