Water flows into a tank through a cylindrical pipe with a radius of 10cm at a rate of 30cm/sec. how long will it take to fill the water tank? give answer in hours and minutes. volume of tank is 157.5m

∠aed is formed inside a circle by two intersecting chords. if minor arc bd = 70 and minor arc ac = 180, what is the measure of ∠ aed? a) 45° b) 50° c) 55° d) 60°

Which of the following would be a correct step in proving that triangle abc is congruent to triangle cda? a. use a protractor to measure the angles and show that all the corresponding angles are equal in measure. this will allow you to prove congruence by aaa. b. show that segment ab is parallel to segment cd and segment ad is parallel to segment cb. this will allow you to prove congruency by asa. c. show that is segment ab is perpendicular to segment ad. this will allow you to prove congruence by sas. d. none of the above.

If f(x) = 3x-2 and g(x) =2x+1 find (f-g)(x)