basheerdarling55 basheerdarling55

09-11-2021
Mathematics

contestada

pls help with the correct answer fast pls
maths congruence of triangle

pls pls pls

pls help with the correct answer fast plsmaths congruence of trianglepls pls pls class=

Respuesta :

KurdishPotato KurdishPotato

09-11-2021

Answer:

x = -1 or

x = -7

Step-by-step explanation:

Given DAB and BCD are similar :

2x^2 + 7 = x^2 - 8x make the left side of equation 0 by exporting all terms to right side

2x^2 - x^2 + 8x + 7 = 0 add like terms

x^2 + 8x + 7 = 0

(x + 1) * (x + 7) = 0 in this case x is either -1 or -7

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