AREA (SHAPES)
Pick a shape • enter dimensions • get area
Units: if you enter cm, area is cm² • NO SCROLL
SHAPE
RECT
Choose a shape to show the right fields
ROUNDING
2DP
Result rounding only
LENGTH
A
Enter a number
WIDTH
B
Enter a number
WORKING
—
—
—
—
—
AREA
READY
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SHAPE
RECT
Choose a shape to show the right fields
ROUNDING
2DP
Result rounding only
LENGTH
A
Enter a number
WIDTH
B
Enter a number
WORKING
—
—
—
—
—
AREA
READY
—
PAGE 1/2
HOW TO USE
1) Choose a SHAPE
2) Enter the dimensions shown
3) Press SOLVE
4) Read the working + area
RECTANGLE
A = length × width
A = L × W
Example: 8 × 5 = 40
TRIANGLE
A = ½ × base × height
A = (B×H)/2
Example: (10×6)/2 = 30
CIRCLE
A = πr²
π ≈ 3.14159
Example: r=4 → π×16 ≈ 50.27
PARALLELOGRAM
A = base × height
Same as rectangle, but slanted
Example: 9 × 3 = 27
TRAPEZIUM
A = ½(a+b)h
a and b are the parallel sides
Example: ½(6+10)×4 = 32
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