Wiki User
∙ 14y agoIf a, b, c, and d are positive integers that add up to 20 they each must be less than 20.
If abcd=81 then a, b, c, and d must be factors of 81.
The factors of 81 are 1,3,9 then 27, so there is no solution to this problem.
Wiki User
∙ 14y agoNo; it is false. The sum of all the angles of a quadrilateral always equals 360o.
9 degrees
positive plus positive equals positive negative plus negative equals negative
negative plus positive equals to zero
Positive plus positive equals positive. Negative plus negative equals negative. Positive greater than negative equals positive. Negative greater than positive equals negative.
A positive... in basic math (integers).
+/- 11
There are 6 such triples.
Given ef is the midsegment of isosceles trapezoid abcd bc equals 17x ef equals 22.5x plus 9 and ad equals 30x plus 12 find ad?
X=6
160 degrees.
No; it is false. The sum of all the angles of a quadrilateral always equals 360o.
9 degrees
no
2,500 50 times 50 equals 2,500 50 plus 50 equals 100
29
280