Which angle proves this is not an identity?

a. 0 degrees
b. 90 degrees
c. 135 degrees
d. 270 degrees

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone. which are equivalent equations?

Complete the steps to find 4.830 ÷ 5

Solve for x -3+3b> 9a: ) x> 4b-9/3b: ) x< 9-4b/3c: ) x< -4b+9/-3d: ) x> 4b+9/-3