Solve this exercise using the fact that the sum of the measures of the three angles of a triangle is 180degrees°.
in a triangle, the measures of the three angles are x, x − 21, and x - 12. what is the measure of each angle?

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Write an equation for the function that includes the points (2,100)and (3,100)

Given: ab ≅ bc and ao ≅ oc ok − angle bisector of ∠boc find: m∠aok