Answer: 6
Step-by-step explanation: look it up
Answer:
25
Step-by-step explanation:
a box contians× means 5×5=25
A group of mathematical symbols that express a relationship or that are used to solve a problem is a FORMULA
Answer:

Step-by-step explanation:
All the angles in a triangle add up to 
Every right angle triangle has a right angle in it which is 
So to find the remaining angle, you do
-
-
= 