Value of x is 35°
Step-by-step explanation:
Find x using the property of triangles that sum of angles of a triangle is 180°
⇒ x° + 55° + 90° = 180°
⇒ x° + 145° = 180°
∴ x = 180 - 145 = 35°
Answer:
7.425 laps.
That would be 378.925 - 371.5
= 7.425 laps,
A. 0.370
B. 0.44
C. 0.1
D. 2.75