Math, asked by jyoti2169, 8 months ago


a right angled
In fig. PQR is a angled A
LP: 90, PCAB is a scuare QA = 5cm
and Qr=9. What is the area of
triangle PQR​

Answers

Answered by nishakiran2468
1

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°QR= 16 cm.

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°QR= 16 cm.PR = 20cm.

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°QR= 16 cm.PR = 20cm.PQ=√((20) ^2) -((16) ^2)) =12 cm.

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°QR= 16 cm.PR = 20cm.PQ=√((20) ^2) -((16) ^2)) =12 cm.If the triangle is rotated about QR, then curved surface area of cone so formed is

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°QR= 16 cm.PR = 20cm.PQ=√((20) ^2) -((16) ^2)) =12 cm.If the triangle is rotated about QR, then curved surface area of cone so formed is= π×16×20=1005.3sq cm.

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°QR= 16 cm.PR = 20cm.PQ=√((20) ^2) -((16) ^2)) =12 cm.If the triangle is rotated about QR, then curved surface area of cone so formed is= π×16×20=1005.3sq cm.If the triangle is rotated about PQ, then curved surface area of cone so formed is

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°QR= 16 cm.PR = 20cm.PQ=√((20) ^2) -((16) ^2)) =12 cm.If the triangle is rotated about QR, then curved surface area of cone so formed is= π×16×20=1005.3sq cm.If the triangle is rotated about PQ, then curved surface area of cone so formed is= π×12×20=753.98 sq cm.

The curved surface area of cone formed by rotating the side QR is 251.3 sq cm more than the curved surface area of the cone formed by rotating the side PQ.Step-by-step explanation:Triangle PQR is right angle triangle with angle Q= 90°QR= 16 cm.PR = 20cm.PQ=√((20) ^2) -((16) ^2)) =12 cm.If the triangle is rotated about QR, then curved surface area of cone so formed is= π×16×20=1005.3sq cm.If the triangle is rotated about PQ, then curved surface area of cone so formed is= π×12×20=753.98 sq cm.Difference in the curved surface area is = (1005.3 - 753.98) sq cm. = 251.3 sq cm.

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