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update area.py #3862

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Merged
merged 1 commit into from
Nov 18, 2020
Merged

update area.py #3862

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26 changes: 26 additions & 0 deletions maths/area.py
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Original file line number Diff line number Diff line change
Expand Up @@ -186,6 +186,32 @@ def area_circle(radius: float) -> float:
return pi * radius ** 2


def area_ellipse(radius_x: float, radius_y: float) -> float:
"""
Calculate the area of a ellipse

>>> area_ellipse(10, 10)
314.1592653589793
>>> area_ellipse(10, 20)
628.3185307179587
>>> area_ellipse(-10, 20)
Traceback (most recent call last):
...
ValueError: area_ellipse() only accepts non-negative values
>>> area_ellipse(10, -20)
Traceback (most recent call last):
...
ValueError: area_ellipse() only accepts non-negative values
>>> area_ellipse(-10, -20)
Traceback (most recent call last):
...
ValueError: area_ellipse() only accepts non-negative values
"""
if radius_x < 0 or radius_y < 0:
raise ValueError("area_ellipse() only accepts non-negative values")
return pi * radius_x * radius_y


def area_rhombus(diagonal_1: float, diagonal_2: float) -> float:
"""
Calculate the area of a rhombus
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