4-(

)+111
=4-(4)+111
=111 since 4 and -4 cancel each other out
Answer:
A right triangle
Step-by-step explanation:
A right triangle would meet these characteristics. A triangle's inner angles always add up to be 180 degrees. A right triangle has one angle at 90 degrees meaning the other two angles need to be less than 90 degrees and sum up to be 90 degrees. This would indicate that both of these angles' exterior angles would be obtuse because they would be wider than 90 degrees.
Area of square = (length)²
OR

Answer:
ABD
Step-by-step explanation:
Answer:
angel b is 70 because all the degrees in a triangle must add up to 180