Question

a semicircular region and a square region have a equal perimeters . The area of square region exceeds that of the semicircular region by 4cm². Find the perimeter and areas of the teo region.​

Answer 1

Step-by-step explanation:

* Solve for perimeter

P=8cm

A Area

4

cm²

Using the formulas

A=a2

P=4a

Solving forP

P=4A=4·4=8cm

* Solve for area

A=4cm²

P Perimeter

8

cm

Using the formulas

A=a2

P=4a

Solving forA

A=1

16P2=1

16·82=4cm²