Find the area of the shaded figure

Express result to the accuracy of 3 decimal.
Category: 
Correct Answers: 
30
Points: 
1

Calculate the number 100

NUMBERMANIA: Calculate the number 100 using numbers [1, 1, 4, 2, 20, 75] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
8
Points: 
3

Calculate the number 1993

NUMBERMANIA: Calculate the number 1993 using numbers [3, 5, 3, 9, 44, 267] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
0
Points: 
10

Calculate the number 4937

NUMBERMANIA: Calculate the number 4937 using numbers [8, 7, 9, 5, 58, 721] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
1
Points: 
10

CINEMANIA: Guess the movie title

A hapless young Viking who aspires to hunt dragons becomes the unlikely friend of a young dragon himself, and learns there may be more to the creatures than he assumed. Film was made in 2010.
Category: 
Correct Answers: 
9
Points: 
2
Enter your answer
OK
enter your answer and press button OK
close