Step-by-step explanation:
b=4, so
7²+4²=c²
49+16=c²
65=c²
Sq root both sides
8.06=c
Answer:♀️
Answer:
APC is 90 degrees
When lines intersect and are perpendicular. that means the angle of intersection is 90 degrees.
140
Because the lines are parallel:
Hope this helps!
