##### Across

**3.**relate to the sum of angles that can be arranged together to form a straight line**5.**the problem in a math problem**6.**the set of all solutions that appear in a equation**9.**a symbol for a word we dont know**12.**the sum of angles that add up to be 90 degrees**15.**math that is not equal**16.**a sentance made out of numbers**17.**a problem in a math problem**18.**the sum of multiple angles that make a full circle**19.**the sum of angles that add up to be 180 degrees

##### Down

**1.**2 or more expressions that equal the same thing**2.**anglesthat are straight usually a 180**4.**a single math equation**7.**two equations that have one of the same symbols**8.**when two angles have the same vertex**10.**angles that share the same vertex**11.**symbols for grouping math**13.**another word for divisor**14.**when two lines intersect