Make x the subject of the formula y=4x²-2​

15/16 as a decimal rounded to the nearest hundredth

Equation for the calculation double 2 and then add 5

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?