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The measure of angledcg is 145°. point c has four lines extending from it. one line extends to point d, another extends to point e, another extends to point f, and another extends to point g. angle e c f is 20 degrees. angle f c g is 25 degrees. what is mangledce? 90° 100° 180° 190°

Respuesta :

ashishdwivedilVT

The measure of ∠DCE is 170°.

∠ECF = 20°

∠FCG=25°

∠GCD=145°

Suppose ∠DCE = x

What is the sum of all angles at a point?

The Sum of all angles at a point is 360°.

∠ECF +∠FCG+∠GCD+∠DCE =360°

20+25+145+x =360

x =170°

∠DCE = 170°

Therefore, the measure of ∠DCE is 170°.

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12rosesparkle

Answer:

100 degrees

Step-by-step explanation:

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