14.67cm
42.67cm
101.33cm
543.33cm
Correct answer is C
The perimeter of the sector =2r+θ360×2πr⇒28+300360×21×227×141=2203+2873.133+28=101.33cm
Solve the equation m3+12=34+m4...
If y=23five+101three, find y, leaving your answer in base two...
If a = 2, b = -2 and c = -12, evaluate (ab2 - bc2)(a2c - abc)...
Find the value of x and y respectively if 3x - 5y + 5 = 0 and 4x - 7y + 8 = 0 ...
If x km/h = y m/s, then y =...
Find the distance between the points C(2, 2) and D(5, 6)....
Find the quadratic equation whose roots are x = -2 or x = 7 ...