All of the following are equivalent except
5 is to 3
7.5: 4.5
45/27
15/5

Rearrange the formula c^2 = a^2 + b^2 for b

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin