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Mathematics 12 Online
OpenStudy (anonymous):

The figure shows five locations in a city. The road which connects the playground and the pharmacy is parallel to the road which connects the school with the ice-cream shop, as shown. What is the distance between the town hall and the school? 20 miles 16.0 miles 18.0 miles 8 miles

OpenStudy (anonymous):

OpenStudy (anonymous):

@jim_thompson5910

jimthompson5910 (jim_thompson5910):

the two triangles are similar

jimthompson5910 (jim_thompson5910):

so 10/6 = x/12

OpenStudy (anonymous):

ok then what

jimthompson5910 (jim_thompson5910):

cross multiply

jimthompson5910 (jim_thompson5910):

10*12 = 6x 120 = 6x

jimthompson5910 (jim_thompson5910):

keep going to solve for x

jimthompson5910 (jim_thompson5910):

tell me what you get

OpenStudy (anonymous):

uh

jimthompson5910 (jim_thompson5910):

divide both sides by 6

OpenStudy (anonymous):

20

jimthompson5910 (jim_thompson5910):

you got it

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