We know that
the equation of a circle is
(x-h)²+(y-k)²=r²
where
(h,k)-----> is the center
r--------> is the radius
is the center is the point (0,0) and radius r=20
then
(h,k) is (0,0)
(x-0)²+(y-0)²=20²---------> (x)²+(y)²=400
the answer is
the option D.) x2 + y2 = 400
Answer:
Step-by-step explanation:
1 dollar = 30 cents tax + 70 cents net income
<u>The ratio of taxes to net income:</u>
Correct choice is D
Answer:6
Step-by-step explanation:
Equilateral triangles have equal sides
117/3 = 39 mm. All the sides equal to
39 mm
Solution: 39mm
Answer:
look at the picture i have sent