Answers: 2

Mathematics, 04.02.2019 12:58

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Answers: 1

Mathematics, 04.02.2019 05:17

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

Answers: 3

Mathematics, 02.02.2019 04:36

Prove the identity [sin(2a)+cos(2a)-1]/[sin(2a)+cos(2a)+1]=[1-tan(a)]/[1+cot(a)]

Answers: 2

Ineed the answer and if you could explain step by step

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