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Question (21)

QN004055

The measured length of a curved path is 18.75 cm. Express it in millimetres.

(A) 187.5 mm
(B) 18.75 mm
(C) 1875 mm
(D) 1.875 mm

Correct Answer: A

Explanation:

18.75 × 10 = 187.5 mm

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Question (22)

QN004056

A thread used on a curved line reads 24 cm. What is its length in metres?

(A) 0.24 m
(B) 2.4 m
(C) 24 m
(D) 0.024 m

Correct Answer: A

Explanation:

24 ÷ 100 = 0.24 m

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Question (23)

QN004057

Which action improves the accuracy of measuring a curved line?

(A) Stretching the thread while placing it on the curve
(B) Following the curve carefully with the thread
(C) Leaving spaces between the thread and curve
(D) Folding the thread repeatedly

Correct Answer: B

Explanation:

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Question (24)

QN004058

A curved decorative border measures 31.4 cm using a thread. What is its length in millimetres?

(A) 314 mm
(B) 31.4 mm
(C) 3140 mm
(D) 3.14 mm

Correct Answer: A

Explanation:

31.4 × 10 = 314 mm

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Question (25)

QN004059

Which tool combination is required for measuring a curved line accurately?

(A) Thread and scale
(B) Compass and divider
(C) Handspan and ruler
(D) Balance and scale

Correct Answer: A

Explanation:

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Question (26)

QN004060

A thread laid along a curved path measures 11.6 cm. Express this length in millimetres.

(A) 116 mm
(B) 11.6 mm
(C) 1160 mm
(D) 1.16 mm

Correct Answer: A

Explanation:

11.6 × 10 = 116 mm

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Question (27)

QN004061

Why should the thread not be stretched while tracing the curve?

(A) It changes colour
(B) It may alter the measured length
(C) It becomes heavier
(D) It reduces flexibility

Correct Answer: B

Explanation:

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Question (28)

QN004062

A curved line has a measured length of 16.9 cm. What is the length in millimetres?

(A) 169 mm
(B) 16.9 mm
(C) 1690 mm
(D) 1.69 mm

Correct Answer: A

Explanation:

16.9 × 10 = 169 mm

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Question (29)

QN004063

Which feature of the thread method makes it useful in everyday life?

(A) It can measure irregular curved shapes.
(B) It eliminates the need for scales.
(C) It gives measurements in kilometres only.
(D) It works only for circles.

Correct Answer: A

Explanation:

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Question (30)

QN004064

A student measures a curved line as 27.3 cm. What is the equivalent length in millimetres?

(A) 273 mm
(B) 27.3 mm
(C) 2730 mm
(D) 2.73 mm

Correct Answer: A

Explanation:

27.3 × 10 = 273 mm

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Question (21)

The measured length of a curved path is 18.75 cm. Express it in millimetres.

Explanation:

Link:

Question (22)

A thread used on a curved line reads 24 cm. What is its length in metres?

Explanation:

Link:

Question (23)

Which action improves the accuracy of measuring a curved line?

Explanation:

Link:

Question (24)

A curved decorative border measures 31.4 cm using a thread. What is its length in millimetres?

Explanation:

Link:

Question (25)

Which tool combination is required for measuring a curved line accurately?

Explanation:

Link:

Question (26)

A thread laid along a curved path measures 11.6 cm. Express this length in millimetres.

Explanation:

Link:

Question (27)

Why should the thread not be stretched while tracing the curve?

Explanation:

Link:

Question (28)

A curved line has a measured length of 16.9 cm. What is the length in millimetres?

Explanation:

Link:

Question (29)

Which feature of the thread method makes it useful in everyday life?

Explanation:

Link:

Question (30)

A student measures a curved line as 27.3 cm. What is the equivalent length in millimetres?

Explanation:

Link:

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