Which equation could be used to find the value of x?

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5