For addition, drag tiles onto the board. To fom a group, place one tile on top of another. Find the product of the integers: 2(-4) =​

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¯¯¯¯¯¯¯¯)?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

5x−4≥12 or 12x+5≤−4 can you with this problem