Jamie ordered 200 business cards and paid 23$. She ordered 500 business cards a few months later and paid 35$. Write and solve a linear equation to find the cost to order 700 business cards
If you know the base and area of the triangle, you can divide the base by 2, then divide that by the area to find the height. To find the height of an equilateral triangle, use the Pythagorean Theorem, a^2 + b^2 = c^2.
