A. In the diagram above, angles ABCABC and CBDCBD are , and their measures sum to
degrees.
​b. ​The measure of \angle ABC∠ABC is
degrees.
​ Show your work in the box below.

Determine whether triangle tjd is congruent to triangle sek  givent (-4,-2), j (0,5), d (1,-1), s (-1,3), e (3,10), k (4,4)and explain the reason.  select one: a. yes, by sssb. no, by aasc. no, by asad. yes, by sas

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?