the figure below is made up of 4 squares its perimeter is 40 cm . what is the area of one square ?

the perimeter of a rectangle is 130cm. If its width is increased by 15cm then it' II be a square. the area of this rectangle is ... cm2

A 6 digit number begins with the digit 8. The number is divisible by 9 and all digit of the number are different . What is the possible smallest value of this number ?MNPQ is the square that is made up of to identical rectangles and two square of area 9cm2 and 16cm2. The area of the square MNPQ is ?I have two digit in the decimal part.Iam greater than 75 but less than 80 . What least possible number am I ?

Given a square with the length of one side is 8 cm and a isosceles triangle with the length of its base is 12 cm. If the area of the square is equal to the area of the isosceles triangle then what is the length of the height of the isosceles triangle, in cm? 

Let the square ABCD. Divide that figure into two rectangles MBCN amnd and a total perimeter is 240cm. Calculate the area of the square ABCD.
Answer: ABCD is a square area ..................................... Dịch và tính hộ mình nha mấy bạn

 

Half of the perimeter of a rectangular school yard is 0.24km. The width is  of the length. Find the area of the yard in square meters?

the perimeter of a square is 80cm  

what is the measure of each side ?

Half of the perimeter of a rectangular school yard is 0.24km. The width is of the length. Find the area of the yard in square meters?

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There is a shaded square inside a rectangle as shown. From A to B is 6 cm and from C to D is 8 cm. What is the perimeter of the large rectangle?