Open Up - Grade 7 - Mathematics - Unit 3 - Lesson 9

The face of a clock has a circumference of 63 in. What is the area of the face of the clock?(round to the nearest whole number)

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7.G.4

Which of these pairs of quantities are proportional to each other?Radius and diameter of a circle

• Yes they are propotional
• Not they are no propotional

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7.G.4

Which of these pairs of quantities are proportional to each other?Radius and circumference of a circle

• Yes they are propotional
• Not they are no propotional

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7.G.4

Which of these pairs of quantities are proportional to each other?Radius and area of a circle

• Yes they are propotional
• Not they are no propotional

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7.G.4

Which of these pairs of quantities are proportional to each other?Diameter and circumference of a circle

• Yes they are propotional
• Not they are no propotional

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7.G.4

Which of these pairs of quantities are proportional to each other?Diameter and area of a circle

• Yes they are propotional
• Not they are no propotional

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7.G.4

Find the area of this shape.

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7.G.4

Elena and Jada both read at a constant rate, but Elena reads more slowly. For every 4 pages that Elena can read, Jada can read 5. Here is an equation for the table: j = 1.25e. What does the 1.25 mean?

• For every one page that Elena reads, Jada reads 1.25 pages.
• For every one page that Jada reads, Elena reads 1.25 pages.
• For every one page gets read, Jada reads 1.25 pages.
• For every one page gets read, Elena reads 1.25 pages.

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7.G.4