Asubmarine is diving to a total depth of 45 feet. it descends 15% of the total depth in 1 minute. how deep will the submarine be after 4 minutes? (5 points) −6.75 feet −27 feet −13.5 feet −20.25 feet

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.