1 Square is a 4 equal sided quadrilateral polygon
2 Semi-circle is half of a complete circle
3 Sector is part of a circle
4 Segment is part of a circle
5 Sixty degrees is is 1/6 of a circle's circumference
6 Sphere is a 3D globular object
7 Surface area is measured in square units
8 Seconds in 1 minute of a degree are 60
9 Supplementary angles add up to 180 degrees
10 Simultaneous equations meet at the same coordinates
11 Slope-intercept form is a straight line equation
12 Straight lines can be parallel to each other
13 Straight lines can be perpendicular to each other
14 Scalene triangle has 3 unequal sides
15 Sine is a trigonometrical ratio found in a right angle triangle
16 Similar shapes lookalike by ratio and angles
17 Square roots are used in Pythagoras' theorem
18 Septagon or an heptagon is a 7 sided polygon
19 Sum of angles around any polygon is 360 degrees
20 Sum of angles within any polygon: (n-2)*180 whereas n is number of sides
21 Sun's shadow is used in trigonometry
22 South is on a bearing of 180 degrees from north
well add
twenty = score triangle = 3-sided figure trapezoid = 4-sided figure tangent = touching, but not intersecting, a curve or curved surface. term = each of the quantities in a ratio, series, or mathematical expression.
A point is surrounded by 360 degrees.
a right triangle
Among others, you can find collections of math words at the site MathWords.
Inverse
It is a sequence of numbers such that the ratio of successive terms is a constant.
Umm, X intercept?
Words that have the same beginning sound as "biodiversity" include "biography," "biological," and "biome." These words all start with the "bio-" prefix, which relates to life. The similar phonetic beginning connects them in terms of sound, even though their meanings differ.
A score is equal to 20.
No, it is not. Grade can be a verb with distinct meanings (to score, to level) or a noun with the same general concept (a score, a level or level rise). It can be a noun adjunct in terms such as grade crossing.
An acute angle is one which in geometrical terms measures between 0 and 90 degrees.