A letter or symbol is used to represent an unknown quantity
Answer:
Triangle
Step-by-step explanation:
A triangle has three vertexes, and therefore three interior angles. Those angles also sum to 180 degrees because of the formula (n-2)*180, where n is the number of sides that a polygon has. Plugging in 3, you get
, or just 180 degrees. Hope this helps!
Answer:
14
Step-by-step explanation:
Caitlin buys twice as many apples as oranges.

Apples cost 0.25 and Oranges cost 0.30, we have a maximum of 5 to spend.


Answer:
48 cm
Step-by-step explanation: