Answer:
Think of the altitude as a line that divides the equilateral triangle into two equal parts.
Each part is a 30, 60, 90 triangle. The altitude of the triangle corresponds to the x side of the equilateral triangle.
So: 9=x , and x=9/.
However, one side of the triangle is actually 2x, so the correct answer is
18/
Let me know if this helps!
Answer: its B
Step-by-step explanation:
i had this answer and guest on it and i made a hundred! :D
Ooo I’ll give it a go! Give me a few minutes
X= 1.80/10 . x is the number of dimes. 1.80 is your total and 10 represents the worth of the dime