Monday
December 9, 2013

# Posts by tatiana

Total # Posts: 86

Physics
A cannon ball is shot from a cannon with a horizontal velocity of 200m/s. What is the time until impact on a target 50m downrange? What is the objects horizontal velocity at impact (ignoring air resistance)?

pre-calculus
a ship passes by buoy b which is known to be 3000 yd from peninsula p. the ship is steaming east along line be and angle pbe is measured as 28 degrees. after 10 min., the ship is at s and angle pse is measured as 63 degrees. how far from the peninsula is the ship when it is at s?

pre-calculus
in Triangle abc, tanA=3/4, tan B=1, and a=10. find b in simplest radical form.

pre-calculus
How do I prove that sinx/sinx+cosx=tanx/1+tanx

pre-calculus
thank you so much for all your help. i understood it now!

pre-calculus
pre-calculus and i didn't understand where the d and cos came from

pre-calculus
suppose a triangle has two sides of lengths a and b. if the angle between these sides varies, what is the maximum possible area that the triangle can attain? what can you say about the minimum possible area? could you explain by detail

pre-calculus
i don't understand where did the d come from and how did you turn it into cos?

pre-calculus
suppose a triangle has two sides of lengths a and b. if the angle between these sides varies, what is the maximum possible area that the triangle can attain? what can you say about the minimum possible area?

pre-calculus
find the area of the segment formed by a chord 24 cm long in a circle of radius 13 cm.

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | Next>>

Search
Members