Mathematics, 27.02.2020 04:31 thedocgalloway
A child wanders slowly down a circular staircase from the top of a tower. With x, y,zx, y,z in feet and the origin at the base of the tower, her position tt minutes from the start is given by x = 10cos t, y = 10sin t, z = 90 - 5t.
(a) How tall is the tower?
(b) when does the child reach the bottom?
(c) What is her speed at tme t?
(d) What is her acceleration at time t?
Answers: 1
Mathematics, 21.06.2019 15:10
Which of the following is a justification used while proving the similarity of triangles lom and mon
Answers: 1
Mathematics, 21.06.2019 18:30
In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2
Answers: 1
A child wanders slowly down a circular staircase from the top of a tower. With x, y,zx, y,z in feet...
Mathematics, 24.07.2019 03:00
Biology, 24.07.2019 03:00
Mathematics, 24.07.2019 03:00
Chemistry, 24.07.2019 03:00
History, 24.07.2019 03:00
Chemistry, 24.07.2019 03:00
Mathematics, 24.07.2019 03:00
Mathematics, 24.07.2019 03:00