Answer:
Convert
r
=
8
cos
θ
−
2
sin
θ
to Cartesian form
#x^2 + y^2 - 8 x +2 y = 0, using
r
=
√
x
2
+
y
2
≥
0
and
(
x
,
y
)
=
r
(
cos
θ
,
sin
θ
)
.
The Socratic graph of this circle,
with center at
(
4
,
−
1
)
and radius
√
17
.
is immediate.
graph{(x^2+y^2-8x+2y)((x-4)^2+(y+1)^2-0.04)=0[-1 23 -6 6] }
387.5 miles. because, if 1/2=0.50 then let's make that 0.50 into 1.00. and let's divide 7 3/4 by 2 because, you multiplied 0.50 by 2. 7 3/4=3.875 then multiply by 100=387.5
if you have any trouble just ask my in the comments
3 bowling pins would be equal to the weight of the bowling ball.
You find the answer by dividing the amount that a bowling ball weighs (5.61 kg) by the amount that a bowling pin weighs (1.57 kg) which would give you 3 remainder 57 .. So it's 3.
3/5 into a percent is 60 is is less than 2/3 as a percent of 66.66
