4. The City of Ottawa has a land-use plan for one of it's communities. It wants to distribute part of a 517 ha area as follows: Residential 196 ha
Roads 75 ha
Green Space 55 ha
Businesses 111 ha

What percent of the 517 ha are designated for each type of land use?
Residential %
Roads %
Green Space %
Businesses %

How do you solving the solution of each system using elimination?

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

Statement reason 1. δabc is similar to δced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of × slope of multiplying the slopes 6. slope of × slope of substitution property of equality 7. slope of × slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.