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Popular calculators

Bike size and bike frame size calculator

The calculator will help you choose the size of the bike, bike frame, wheel size depending on the type of bike, your height, leg length or age.

Trapezium - diagonals, area, perimeter, sides

Trapezium (trapezoid) calculator will help you calculate the long diagonal of the trapezium, the short diagonal of the trapezium, the side length, height, area and perimeter of the trapezium.

Child's blood group

You will calculate with fairly high accuracy the likelihood of your baby having a particular blood group.



Online calculator

C
M+
M-
MR
log
10x
MS
MC
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acos
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sin-1
cos-1
tan-1
ln
sin
cos
tan
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(
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exp
7
8
9
÷
4
5
6
×
1
2
3
-
0
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=
+
C
M+
M-
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sin-1
asin
MC
MS
MR
cos
cos-1
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log
ln
10x
tan
tan-1
atan
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exp
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7
8
9
(
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4
5
6
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2
3
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√
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=