Identify the percent of change as an increase or a decrease. 12 inches to 36 inches increase decrease find the percent of change. round to the nearest tenth of a percent if necessary. %

include a picture of the drawing in order for me to

step-by-step explanation:

step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value