Answer:
$175
Step-by-step explanation:
3.5 x 50 = $175
200.
Twenty groups of ten = 20x10
20x10 = 200
Answer:
Lil Loaded, Jee hawkins 9lokknine
Step-by-step explanation:
There are 3 sides. If you draw out a triangle, each line is a separate side (a line segment connecting 2 vertices, or points). You can also see in the word "triangle" the prefix "tri-", meaning "three". It refers to the shape having 3 angles, but when there are 3 angles there are 3 sides to make it up. This is true for other shapes too - in a square, there are 4 sides connecting 4 points, and between each side is an angle, creating 4 angles.

where r is the radius of a circle.