Quick I need help with the problem at Math

move it to the other side

step-by-step explanation:

-3.5 is the distance.

i've had this question so choose the one in the absolute value sign.

what's the question here?

we know that

1) the inscribed angle measures half of the arc it comprises.

so

m∠dgf= > expression

2) the opposite angles in an inscribed quadrilateral are supplementary angles

so

m∠dgf=

m∠dgf=°

substitute in the expression to find the value of arc ef

therefore

the answer is

the measure of the arc ef is