please solve this problem immediately and with explanations
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Hi Mate!!!
Area of circle having radius r = π × r²
Area of circle having radius r and making angle @ with the centre of circle = { @ / 2 } × r²
=>. 1375 = π r²
=>. r² = 1375 / π
And
275 ={ @ / 2 } × r²
=>. 275 = { @ / 2 } × 1375 / π
=> 275 × 2 × π / 1375 = @
@ = 1.256°
Area of circle having radius r = π × r²
Area of circle having radius r and making angle @ with the centre of circle = { @ / 2 } × r²
=>. 1375 = π r²
=>. r² = 1375 / π
And
275 ={ @ / 2 } × r²
=>. 275 = { @ / 2 } × 1375 / π
=> 275 × 2 × π / 1375 = @
@ = 1.256°
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