Scale Drawing and Scales

The diagram is redrawn using the scale of 1:200. Calculate the length of AB, in cm, of the drawing.

• 2.5

• 3

• 5

• 6

Tags

CCSS.7.G.A.1

The actual length of a river is 2km. If the river is drawn on a map scale 1:40 000, find the length, in cm, of the river on the map.

Tags

CCSS.7.G.A.1

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CCSS.7.G.A.1

Determine the scale in the form of 1:n

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CCSS.7.G.A.1

Determine the scale used in the form of 1:n

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CCSS.7.G.A.1

Find the perimeter of the large triangle.

• 24

• 36

• 12

• 54

A house plan is drawn with the scale of 1:400. The length and the width of living room on the plan are 5cm and 4cm respectively. If the living room is shape of a rectangle, what is the actual area, in m², of the living room?

• 20

• 320

• 200 000

• 3 200 000

Tags

CCSS.7.G.A.1

The actual area of a square garden is 400m². If the garden is drawn using the scale of 1:500, calculate the area, in cm², of the drawing.

• 4

• 8

• 16

• 20

Tags

CCSS.7.G.A.1

The actual length of a side of a quadrilateral is 49mm. The length of the mentioned side on a scale drawing is 7cm using the scale of 1:n. Calculate the value of n.

Tags

CCSS.7.G.A.1

Based on the diagram, check 2 correct length of JK based on the given scales.

• Scale = 1:2

  Length of JK = 7.5cm

• Scale = 1:1

  Length of JK = 15mm

• Scale = 1:
  Length of JK = 0.3m

Tags

CCSS.7.G.A.1