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Laabri

Effects on Area Changing Dimensions

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Last updated about 2 years ago
17 Nsɛmmisa
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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Perimeter of first triangle times the scale factor to give the perimeter of the new triangle.

8 + 12 + 9 = 29 The perimeter of the first triangle is 29.

Now the scale factor is 13 divided by 8.

So the first perimeter 29 times the scale factor 13/8

29x13/8

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

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3.

Find the area of the green figure.

Area of the first triangle times the scale factor sqaured.

36 x (4/8)²

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Find the area of the green figure.

40 x (7/5)²

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Find the value of x.

Solve for x.

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6.

Find the value of x.

Solve for x.

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Find the area of the green figure.

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

Find the area of the green figure.

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9.

Find the area of the green figure.

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Find the area of the green figure.

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11.

Can a regular octagon have an area of 10 units²

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12.

Find the perimeter of a regular hexagon that has an area of 54 3 units².

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13.

Find the area of the trapezoid.

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14.

Find the area of the kite.

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15.

Find the area of the kite.

Asemmisa {{asɛmmisaAhyɛnsode}}
16.

Find the area of the shaded sector.

Asemmisa {{asɛmmisaAhyɛnsode}}
17.

Find the perimeter of the trapezoid.