Measurement Flashcards
7 cards from real PARCC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Measurement flashcards as text
A circle has a radius of 5 cm. Using π ≈ 3.14, what is its area?
Answer: 78.5 cm²
Area of a circle is π × r²: 3.14 × 25 = 78.5 cm².
How many ounces are in 2 pounds?
Answer: 32 ounces
One pound equals 16 ounces, so 2 × 16 = 32 ounces.
A garden is 12 ft long and 9 ft wide. How much fencing is needed to enclose it?
Answer: 42 ft
Perimeter is 2 × (length + width): 2 × (12 + 9) = 42 ft.
Which measurement is equivalent to 1.5 hours?
Answer: 90 minutes
One hour is 60 minutes, so 1.5 × 60 = 90 minutes.
A bag of flour weighs 2,500 grams. How many kilograms is that?
Answer: 2.5 kg
One kilogram equals 1,000 grams, so 2,500 ÷ 1,000 = 2.5 kg.
What is the best estimate for the height of a standard doorway?
Answer: 2 meters
A typical doorway is about 2 meters tall.
A clock shows 9:50. How many minutes until 10:30?
Answer: 40 minutes
From 9:50 to 10:30 is 40 minutes.