34.9k views
4 votes
AB←→ is perpendicular to CD←→. How many 90° angles are formed by the intersection?

User Faesal
by
7.2k points

1 Answer

4 votes

Answer: 4

Explanation:

Since AB and CD are perpendicular lines, you know that they make 90° angles. Perpendicular lines make a t or + shape. Since it is 2 lines, you know there will be 4, 90° angles, to make up a full 360°.

User Vipin Gupta
by
8.4k points