Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

No

Step-by-step explanation:

By the Pythagorean Theorem, if a triangle is a right triangle then it must have the property that a^2 + b^2 = c^2, where c is the longest side, and a and b are the two shorter sides. In the triangle, it does not satisfy this, so it is not a right triangle.

351.23

step-by-step explanation:

welll its a very hard question but ill

step-by-step explanation:

first you take the 6 dollars and add 10 to it then add the 50 to that then multiply by 8 with xy and your answer will be

hope this