What is the perimeter of a rectangle whose dimensions are 12 cm by 8 cm?
A. 96 cm
B. 40 cm
C. 28 cm
D. 20 cm
5) The sum of lengths of non-parallel sides of a trapezoid is 10 units. The longer base is two less than twice its shorter base. If the shorter base is 8 units, what is the perimeter of the trapezoid?
A. 18 units
B. 20 units
C. 32 units
D. 38 units
17) Which is not true about perimeter and area? *
A. Perimeter measures two dimensions while area measures only one dimension.
B. Perimeter is measured in linear units while area is measured in square units.
C. Perimeter refers to the outline that surrounds a closed figure.
D. Perimeter indicates the outer edge or boundary of the shape.
19) A piece of paper has an area of 278 square centimeter. What is its area in square meters? *
A. 0.278 square meter
B. 0.2078 square meter
C. 0.0278 square meter
D. 0.00278 square meter
26) How to convert 31.45 square meters to square centimeters?
A. Divide 31.45 by 10 000
B. Multiply 31.45 by 10 000
C. Divide 31.45 by 100
D. Multiply 31.45 100
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Answer:
C
A
B
D
A
Step-by-step explanation:
Answer:
1.C
2.B
3.B
4.A
5.D
Step-by-step explanation:
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