<h3>50 is the old value and 76 is the new value. In this case we have a positive change (increase) of 52 percent because the new value is greater than the old value.</h3>
Area of a circle for (360degrees) = pi*(r^2) Area of part of a circle with angle θ=(θ/360)*(pi*)*(r^2) <span>(θ/360)*pi*(6^2)=12*pi </span>solving, <span>θ=(12/36)*360 </span><span>θ=120 degress </span>