Unit 4: Proportions

The ratio of boys to girls at the ice rink was 3 to 5. There were 60 girls at the ice rink. Which proportion below could be used to determine the number of boys at the movie?

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Find missing side

• 5
• 7
• 9
• 11

Tags

CCSS.HSG.SRT.A.2

Find y.

• 144
• 18
• 72
• 12

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Using a proportion, find the height of the tree.

• x = 0.0625 ft.
• 16 ft
• x = 16 ft.

Tags

CCSS.HSG.CO.C.9

Tell whether the two figures are similar. Explain your reasoning. (Hint: are they proportional?)

• Yes, similar because they are the same shape and side lengths are proportional.
• No, not similar because they are the same shape, but side lengths are not proportional.
• Yes, same shape
• No, different sizes

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

All squares are rectangles.

• True
• False

Tags

CCSS.5.G.B.4

A trapezoid is a paralellogram.

• True
• False

Tags

CCSS.HSG.CO.C.11

All rhombuses are squares.

• True
• False

Tags

CCSS.5.G.B.4

This figure has 2 pairs of parallel sides and 2 pairs of congruent sides.

• Paralellogram
• kite
• trapezoid
• triangle

Tags

CCSS.4.G.A.2

12 ounce shampoo bottle lasts Mike 16 weeks.  How long would you expect an 18-ounce bottle of the same brand to last him?

• 24 weeks
• 6 weeks
• 30 weeks
• 20 weeks

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3