1. simplify the radical expression
√50

a. 5√2
b. 2√5
c. 5√10
d. 5

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¯¯¯¯¯¯¯¯)?

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.