Use a calculator to find the value of the inverse function in radians.
tangent superscript negative 1 baseline left parenthesis negative 0.09 right parenthesis
A. negative 0.09
B. no such angle exists
C. negative 1.48
D. 3.05

How can you construct perpendicular lines and prove theorems about perpendicular lines

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

How many verticies does a triangular prims have