Reference no: EM131416922

1. Convert the polar coordinates (-3, 135º) into rectangular coordinates. Round the rectangular coordinates to the nearest hundredth.

a) (-2.12, -2.12)

b) (-2.12, 2.12)

c) (2.12, 2.12)

d) (2.12, -2.12)

2. The letters x and y represent rectangular coordinates. Write the following equation using polar coordinates (r, 0).

x^2 + y^2 -4x = 0

a) r=4sin0

b) r=4cos0

c) rcos^2 0 =4sin0

d) rsin^2 0= 4cos0

3. The letter x and y represents rectangular coordinates. Write the following equation using polar coordinates (r, 0)

x^2+4y^2=4

a) cos^2 0 + 4sin^2 0 = 4r

b) 4cos^2 0 + sin^2 0 =4r

c) r^2(cos^2 0 + 4sin^2 0) = 4

d) r^2(4cos^2 0 + sin^2 0) = 4

4) The letters r and 0 represent polar coordinates. Write the following equation using rectangular coordinates (x, y). r=10sin0

a) (x+y)^2=10x

b) (x+y)^2=10y

c) x^2+y^2=10y

d) x^2+y^2=10x