Task 4. Disagree with the false statements
Date: 2015-10-07; view: 321.
Task 3. Match two parts of the sentences
| 1. In Geometry we study... 2. Ruler and compass are... 3. With a ruler (straightedge)... 4. The figure is... 5. Plane geometry requires... 6. We can define... | 7. A point is... 8. Plane geometry is... 9. Solid geometry studies... 10. Models of Geometry are... 11. All geometric models are... 12. Geometric planes have... |
a) to the geometer what the numerical example is to the algebraist.
b) inaccurate and misleading.
c) idealizations abstracted from physical objects.
d) drawings and models that represent geometric concepts.
e) we may draw (that is, construct) a line. With a compass we may construct a circle.
f) drawings, but solid geometry – models.
g) all other geometric figures in terms of sets of points.
h) the simplest instruments to make a drawing.
i) a primary and starting concept in Geometry.
j) the properties of the figures in space and the measurement of areas, surfaces and volumes of solids.
k) no boundaries, they are endless in both directions.
l) the science of the metric properties and constructions of geometric figures.
1. A ray is a subset of a point.
2. A straight line extends indefinitely only in one direction.
3. A polygon with exactly four sides is polyhedron.
4. We call decimals in which one digit or one group of digits repeats over and over no terminating decimals.
5. We find the area directly by laying out little squares over the entire floor of the room.
6. There is no formula to calculate the volume of a cube.
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