import math
# 計算圓的面積
defcircle_area
(radius)
:return math.pi * radius * radius
# 計算圓的周長
defcircle_perimeter
(radius)
:return math.pi * radius *
2rad =
float
(input
("請輸入圓的半徑: "))
if rad <=0:
print
("請輸入,有效的半徑"
)else
: result_1 = circle_area(rad)
result_2 = circle_perimeter(rad)
print
("%s半徑圓的面積是:%s "
%(rad,result_1)
)print
("%s半徑圓的周長是:%s "
%(rad,result_2)
)# 計算矩形的面積
defrectangular_area
(long
, wide)
:return
long
* wide
# 計算矩形的周長
defrectangular_perimeter
(long
, wide)
:return2*
(long
+ wide)
long
, wide =
eval
(input
("請分別輸入矩形的長和傳寬: "))
iflong
<=
0and wide <=0:
print
("請輸入,有效的長和寬"
)else
: result_1 = rectangular_area(
long
, wide)
result_2 = rectangular_perimeter(
long
, wide)
print
("{}長、{}寬的矩行面積是: {}"
.format
(long
, wide, result_1)
)print
("{}長、{}寬的矩行周長是: {}"
.format
(long
, wide, result_2)
)
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