Abcd is a trapezium in which ab parallel dc ,dc=30cm and ab=50cm .if x and y are respectively the mid point of ad and bc then prove that area(dcyx)=7/9 area(xyba)

Barbara's piano instructors house is 7 1/8 miles from her house. after biking for 1 3/4 miles she stops to rest how much longer does she need to bike to reach her instructor's house

In the 30-60-90 triangle below side s has a length of and side r has a length

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest