1. The price of a ring is directly proportional to its weight. If 10grams ring worth is $3000, what is the weight of a ring worth $9000?

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?

The longer leg of a 30-60-90 trangle is 18

What else equals 42 and 30 for multiply