Given that mZLJK = 40°, what is mZJKL?

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?

Which equation represents a line that passes through the point (9, -4) and has a slope of 3/5?