Answer:
4.03units
Step-by-step explanation:
Distance between A and C=√(1--3)²+(4-3.5)²
=√(4)²+(.5)²
=√16+.25
=4.03units
90*.1=9
90-9=81
81
190*.200=38
190-38=152
152
The answer is that it's a right triangle. One angle is 90°
