Hat is the area of a sector with a central angle of 4π5 radians and a radius of 11 cm? use 3.14 for π and round your final answer to the nearest hundredth

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.