320,294 views
5 votes
5 votes
What is the measure of the

missing angle?
64°
97°
?
116°
O
o
78°
72°
80°
83°

What is the measure of the missing angle? 64° 97° ? 116° O o 78° 72° 80° 83°-example-1
User Julien Mazars
by
3.0k points

2 Answers

24 votes
24 votes

Answer:

it is an obtuse angle so that should get rid of some of the answer choices

Explanation:

User Dave Watts
by
3.1k points
24 votes
24 votes

Answer:

? = 83°

Explanation:

the sum of the interior angles of a quadrilateral = 360°

sum the angles and equate to 360°

? + 116° + 97° + 64° = 360° , that is

? + 277° = 360° ( subtract 277° from both sides )

? = 83°

User YDelouis
by
3.1k points