Find the circumference of the circle with the given area A. Use 3.14 for TI A = 87.9
C =
r=

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

Which expression is equivalent to 2x^2+7x+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¯¯¯¯¯¯¯¯)?