<span>- lithium, beryllium, and boron
- nitrogen, arsenic, and antimony
- potassium, calcium, and gallium
- cesium, platinum, and radon</span>
Answer:
144
Step-by-step explanation:
Area of 1 triangle: 20 in
Area of 4 triangles: 80 in
Area of the square: 64 in
Add the 4 triangles and the square.
1/40 of 2,000 is 500.
Divide 2,000 by 40 to figure out what 1/40 of 2,000 is.
<span>Algebra is only used as a catalyst for Calculus. In calculas, algebra is like the quarterback. But a football team can't win with just a quarterback. You'll need to know trigonometry as well.</span>
