Find the area of the shaded region
Find the area of the shaded region accurate up to 3 decimal places. (A=?, a=2389, b=1389)Correct answers: 23
The first user who solved this task is Sanja Šabović.
#brainteasers #math #riddles

Knock Knock Collection 194
Knock Knock
Who's there?
Wilfred!
Wilfred who?
Wilfred like his present?
Knock Knock
Who's there?
Willa!
Willa who?
Willa you marry me!
Knock Knock
Who's there?
William!
William who?
William-ind your own business!
Knock Knock
Who's there?
Willie!
Willie who?
Willie be home for dinner!
Knock Knock
Who's there?
Willis!
Willis who?
Willis rain ever stop!
Who's there?
Wilfred!
Wilfred who?
Wilfred like his present?
Knock Knock
Who's there?
Willa!
Willa who?
Willa you marry me!
Knock Knock
Who's there?
William!
William who?
William-ind your own business!
Knock Knock
Who's there?
Willie!
Willie who?
Willie be home for dinner!
Knock Knock
Who's there?
Willis!
Willis who?
Willis rain ever stop!