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The drawing below shows a right-angled triangle. A straight line crosses the triangle parallel to the line z and encloses an angle of α. The lengths x and y of the bottom and top line segments as well as the angle α are given. Find an equation for the length z.
The drawing below shows a right-angled triangle. A straight line crosses the triangle parallel to the line z and encloses an angle of α. The lengths x and y of the bottom and top line segments as well as the angle α are given. Find an equation for the length z.
An ideal classroom for Mathematics is one in which the learners use multiple representations to communicate multiple ideas. Use the topic "interpreting data" to illustrate your understinding of this statement (refer to the CAPS document page 31 for more info) Consider grade 5 conteny to provide context to your understanding.
A regular octagon of side 10 is inscribed in a circle. Find the radius of the circle.
The radius and height of a cone are respectively r and h. If the height is multiplied by 9/2; by what fraction should the radius be multiplied so as to quadruple the cones volume?
A polygon has (2n+5) sides. The sum of the interior angles of the polygon is ?
Consider a parallelogram ABCD. Show that AC2 + BD2 = AB2 + BC2 + CD2 + AD2
A polygon has (2n+5) sides. The sum of the interior angles of the polygon is ?
The radius and height of a cone are respectively r and h. If the height is multiplied by 9/2; by what fraction should the radius be multiplied so as to quadruple the cones volume?
A regular octagon of side 10 is inscribed in a circle. Find the radius of the circle.
