Anna, Price, and Clara thought of one number each. Anna's number increased by 20 is 21 greater than Boris's number decreased by 22. Boris's number decreased by 20 is 21 greater than Clara's number increased by 22. How much less is Clara's number than Anna's number?

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

Plz hurry evaluate the expression a+b where a=8 and b=19