4÷1/5=20 because A) 20×1/5=4 B) 40×1/10=4 C) 80×1/20=4 D) 100×1/5=20​

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'