I need these to be simplified.
1) 6-10+1
2) -11+3+20
3) 8+(-15)+(-15)
4) 7-(-1)+18

How do i solve using pythagorean theorem?

Abcd is a square. what is the measure of angle bac

The two box p digram the two box plots show the data of the pitches thrown by two pitchers throughout the season. which statement is correct? check all that apply. pitcher 1 has a symmetric data set. pitcher 1 does not have a symmetric data set. pitcher 2 has a symmetric data set. pitcher 2 does not have a symmetric data set. pitcher 2 has the greater variation. ots represent the total number of touchdowns two quarterbacks threw in 10 seasons of play