##### Across

**4.**An arrangement of object in equal rows**6.**A fraction with 1 as it's numerator**7.**A whole number greater than 0 that has exactly two factor pairs, 1 and itself.**8.**This part of a fraction indicates into how many equal parts the whole is divided**9.**A math sentence using the equal sign to state that two expressions represent the same number**10.**The distance around a circle**12.**The answer to an addition problem.**14.**an angle whose measure is greater than 90 degrees and less than 180 degrees**15.**Polygons that have the same shape and size**16.**The amount something is worth

##### Down

**1.**Two lines that are ______ if they intersect to form a right angle**2.**A four-sided figure with opposite sides that are parallel**3.**The outside length of a given shape**4.**A triangle in which all three angles are acute**5.**A quantity to be divided**11.**An angle whose measure is 90 degrees**13.**A whole number with more than 2 factor pairs