1,065 prompts matching "Area of a triangle using 1/2 ab sin C"
Teach me again: The gradient of a horizontal and of a vertical line
Act as my SS1 Mathematics tutor. I did not follow the gradient of a horizontal and of a ve
Another worked example: Showing that the sum of the exterior
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More WAEC practice: Applying the condition that two triangles
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Find my error: The properties of a trapezium and a kite
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More WAEC practice: Which sector of a pie chart the median falls in
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Find my error: Finding an angle of elevation from a height and a distance
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Check my understanding: Finding the length of an arc
I am in SS 1. I think I understand finding the length of an arc of a circle now. Let me ex
Find my error: Working backwards from a sector area to its angle
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More WAEC practice: The highest common factor of two numbers
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Teach me again: Finding a percentage of a quantity given in mixed units
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Check my understanding: Expanding the product of two brackets
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More practice: Tabulating raw statistical data
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Extra quiz: Constructing a perpendicular bisector of a line
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More WAEC practice: Naming a polygon by its number of sides
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Teach me again: Recognising a reflex angle and measuring it
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Extra quiz: Why the exterior angles of a polygon sum to 360 degrees
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Another worked example: Calculating the median of a set
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More WAEC practice: Calculating the mode of a set
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Teach me again: Why the range is affected by a single extreme value
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Extra quiz: Finding the interquartile range of a set of data
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