The figure below is made up of two separate semicircles. The total area of the semicircles is 154 cm2. Find the perimeter of the figure. (take pi 22/7)

The figure consists of an isosceles triangle and semicircle. Find the perimeter of the figure. Take π as 3.14.

The semicircles below have a radius of 21 cm each. Taking π as 227, what is the total area?

The figure shows two circles.The radius of the big circle is 3 times the radius of the small circle.The radius of the big circle is 42 cm. Find the area of the shaded part. Take π =  227

The figure above shows a quarter circle of radius 28 cm. Find the area of the figure. (Take ? =  )

The circumference of the semicircle is 54cm. If the side of square is 40% more than the diameter of the semicircle, then what is the perimeter of the square?Choices:- 132.6cm 111.6cm 154.6cm 117.6cm