The perimeter of this shape is 30 feet. what is the length of the missing side

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.