Pls I need help ASAP❤️

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000