Which diagram can be used to prove △ABC ~ △DEC using similarity transformations?

Is fgh ~ jkl? if so, identify the similarity postulate or theorem that applies.

Consider circle c with angle acb measuring 3/4 radians.if minor arc ab measures 9 inches, what is the length of the radius of circle c? if necessary, round your answer to the nearest inch.

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?