chanavictor2747
05.12.2020 •
Mathematics
HELP ASAP
The measure of ∠DAB equals 110º. The measure of ∠ACB equals 20º.
What is m∠ABC?
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Ответ:
∠ABC=90°
Step-by-step explanation:
if ∠DAB =110 then ∠BAC =180-110 =70° because straighht lines make 180°∠s
use the fact that the sum of angles in a Δ is 180°
∠ABC= 180-20-70= 90
Ответ:
I believe it can a little more than 6.8 but either way this is correct