Which of the following statements about basketball equipment specifications is accurate?
- (a)The backboard must be 1.05 meters wide and 1.80 meters tall.
- (b)The diameter of the ring must be exactly 450 mm.
- (c)The lines on the backboard must be white and 50 mm wide.
- (d)The net must be black with 10 loops to attach it to the ring.
Answer
Why
Correct — C. FIBA's Official Basketball Rules 2024 (Basketball Equipment) say all lines on the backboard shall be white if the backboard is transparent, and 50 mm in width.
Level 1 backboards must be safety or tempered glass, so the top-level board carries exactly these white 50 mm lines.
Why the others are wrong
- (a)The backboard must be 1.05 meters wide and 1.80 meters tall. — The numbers are swapped. FIBA fixes the backboard at 1,800 mm horizontally and 1,050 mm vertically: 1.80 m wide and 1.05 m tall.
- (b)The diameter of the ring must be exactly 450 mm. — FIBA sets a range, not an exact figure. The ring's inside diameter is a minimum of 450 mm and a maximum of 459 mm.
- (d)The net must be black with 10 loops to attach it to the ring. — Both details are wrong. FIBA nets are made of white cord and are manufactured with 12 loops to attach them to the ring.
Concept
FIBA publishes Basketball Equipment alongside its Official Basketball Rules, and the numbers in this question come from it.
Backboard: 1,800 mm × 1,050 mm, lines 50 mm wide.
Ring: inside diameter 450–459 mm, top edge 3,050 mm above the floor.
Net: white cord, 400–450 mm long, 12 loops.
The white-line rule is conditional. FIBA asks for black lines on a white-painted backboard, which it allows only at Level 2. The keyed statement is right for the transparent boards used in top-level play.
Key facts
- Backboard: 1,800 mm horizontally and 1,050 mm vertically (FIBA).
- Backboard lines are 50 mm wide: white on a transparent board, black on a white-painted Level 2 board.
- Ring: inside diameter between 450 mm and 459 mm, top edge 3,050 mm above the floor.
- Net: white cord, 400–450 mm long, attached by 12 loops.
Study next
Common traps
- Reading 1.05 m as the width. The backboard is wider than it is tall.
- Taking 450 mm as exact. FIBA allows up to 459 mm.
Basketball rules also appear at 26 Sep 2025, 12:30, GA Q.15 (the 24-second shot clock and fouls), 14 Sep 2025, 12:30, GA Q.4 (violations) and 21 Sep 2025, 16:00, GA Q.11 (the personal foul).
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