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Artyom0805 [142]
3 years ago
12

Determine the value of m∠DCB.

Mathematics
2 answers:
Ira Lisetskai [31]3 years ago
8 0

Answer:

Angle DCB is Equal to 78

Step-by-step explanation:

4x+2 + 3x+3 =180

7x +5=180

7x=175

x=25.

Then put the x in the 3x+3

3(25) +3 = 78

so  DCB = 78

Nadusha1986 [10]3 years ago
4 0
The answer to this equation would be 78
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