Look at pic 10 pts will mark brainilest b isn’t answer so it’s a c or d

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

What ia the sum if the first 7 terms of the geometric series