13, Fig. 15.12 shows two concentric circles withdiameter 100 cm and 80 cm. Find the areaof the shaded region. (Use t = 3.14)gramor aFin 15 12Fig. 15.13

13, Fig. 15.12 shows two concentric circles withdiameter 100 cm and 80

1.	13, Fig. 15.12 shows two concentric circles withdiameter 100 cm and 80 cm. Find the areaof the shaded region. (Use t = 3.14)gramor aFin 15 12Fig. 15.13
Answer» <html><body><p><strong>Answer:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/area-13372" style="font-weight:bold;" target="_blank" title="Click to know more about AREA">AREA</a> of shaded portion</p><p> =π(r </p><p>2</p><p>2</p><p> </p><p> −r </p><p>1</p><p>2</p><p> </p><p> )</p><p> =3.14((50) </p><p>2</p><p> −(<a href="https://interviewquestions.tuteehub.com/tag/40-314386" style="font-weight:bold;" target="_blank" title="Click to know more about 40">40</a>) </p><p>2</p><p> )</p><p> =3.14×900</p><p> =2826 <a href="https://interviewquestions.tuteehub.com/tag/cm-919986" style="font-weight:bold;" target="_blank" title="Click to know more about CM">CM</a> </p><p>3</p></body></html>