Alguien puede ayudarme con esto ocupo operación y respuesta tengo que encontrar la expresión que representa el área

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.

What is the equivalent fraction for the following fraction using 5 as the multiplier? 1/2

Angles 1 and 2 are complimentary angles. angle 1 = 52 degrees. what is the measure of angle 2?