Please help

What is the measure of ∠c?

B

Step-by-step explanation:

it is close to 45 but just a bit over it

Also hello fellow potato

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