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A
1.2
70°
X + 80°
DB
2x + 20°
с E
ZDBA= x + 80°, ZA= 70°
and LACE = 2x + 20°
What is the value of x and why

A 12 70 X 80 DB 2x 20 С E ZDBA X 80 ZA 70 And LACE 2x 20 What Is The Value Of X And Why class=

Sagot :

Salomerailoaidn

Answer:

50

Step-by-step explanation:

180-(x+80) + 180-(2x+20) = 180 -70

180-x-80 + 180-2x-20 = 110

100-x + 160-2x = 110

260 - 3x = 110

-3x = -150

x = 50

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