It's similar to Pythagoras Theorem and Trigonometry.
The plural of trapezium may be trapeziums or trapezia.
No, trapezia are convex.
A quadrilateral, which includes squares, rhombi, parallellograms and trapezia...
It depends on isosceles WHAT? There are isosceles triangles, isosceles trapezia, for example.
There are infinitly many types. However some broad (and not necessaryly exclusive) classes of trapezia are Right trapezia (with at least 1 right angle) Isoceles trapeziea (the non parallel sides are equal in length) parallelograms (both pairs of sides are parallel)
-- every parallelogram (including rectangles, squares, and rhombera)-- trapezia (trapezoids)-- every regular polygon with an even number of sides
Predators of starfishes are: Triton Trujmpet (Charonia tritonis), Harlequin Shrimp (hymenocera elegans), Reef Crab (trapezia sp.)
The vertical cross sections are trapezia or triangles. The horizontal cross sections are rectangles which are mathematically similar to the base.
In order to find the area of a trapeze you must add the area and the base and divide it by 2. Then divide the result by the height.
Letter L unless you count the ends as additional sides An irregular quadrilateral, such as certain trapezium. should that be trapezia or trapeziums?
A trapezium is a 2D shape; volume it an attribute of 3D shapes. The volume of all trapezia is 0.
A trapezium is a two dimensional figure. It can be said to have 0 or infinite height, therefore the volume of all trapezia is 0 or infinite. The area of a trapezium can be found by the multiplying the mean average of the parallel sides by the perpendicular height between them. If a and b are the lengths of the parallel sides, and h is the perpendicular height between them, then: area_trapezium = ½(a + b) × h If you have a trapezoidal prism, then its volume is given by the area of the trapezia at the ends multiplied by the length (l) between them: volume_trapezoidal_prism = ½(a + b) × h × l