A quadrilateral can be partitioned into two triangles. What is the sum of the angles of a quadrilateral?

360°

Step-by-step explanation:

Each of the two triangles have 3 angles that add up to 180°.

So,

180° + 180° = 360°

The sum of the angles of a quadrilateral is 360°

answer: c

(2, -4)

goes 7 to the

(9, 4)

easy

from the sentence, "tomorrow morning, akiko will arrive an hour late" depicts a third person perspective because it doesn't use any pronoun to replace akiko, the subject of the sentence, and it is in singular form since akiko is only one person.