Correct Answer: Option A

Explanation

∠PSQ = 90° (∠ in semi circle)
∠PSQ + ∠QSR = 145°
90 + ∠QSR = 145
∠QSR = 145 - 90
∠QSR = 55°
BUt x° = ∠QSR (∠s in the same segment)
∴x° = 55°

There is an explanation video available below.

• what is the fluid in the eye calles? Answer this

  1 Answers   ·   Biological Science   ·   18 minutes ago
• which school is the richest school in Nigeria? Answer this

  1 Answers   ·   22 hours ago
• how does post utme looks like and what are the subjects required for a medical student? Answer this

  1 Answers   ·   22 hours ago