# Basic geometry

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these is another one the width of a rectangular picture is one half the length. the perimeter of the rectangle is 72inches.Find the length of the picture.
2L+2w=72
2L(1/2)+2w=72
2L(5)+2w=72
10L+2w=72
12L+72
L=72
L=12/72
L=6

If width is 1/2 the length, then w = 1/2L.

• Basic geometry -

Basic Geometry

1.

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22

2.

In triangle ABC, angle A = 47°, and angle B = 8°. Find angle C.35

3.

Find the perimeter of a triangle with sides of length 28 cm, 47 cm and 19 cm.
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4.

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5.

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6.

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7.

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8.

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9.

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10.

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13.

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14.

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15.

Find the volume of a box that is 12 feet long, 27 feet high and 3 feet wide.39

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