Answer:

Step-by-step explanation:
the formula of a circle is

knowing the values of h, k, and r we can substitute them into the formula
knowing the
Answer:
Isosceles triangles have two sides with the same length, and one side that ... Similarly, if two angles of a triangle have equal measure, then the sides ... (2) Set up an equation and solve for x. ... x = 60/2 x = 30. Each base angle of triangle ABC measures 30 degrees. ... In isosceles triangle RST, angle S is the vertex angle.
Step-by-step explanation:
Answer:
-3
Step-by-step explanation: