6 :)
no. of books: 1 2 3 4
combinations: 12, 13, 14, 23, 24, and 34
4 and 7 and 8 and 9 and10
7a + 6c + 9a - 15c
-- Look for all the 'a's 7a, 9a
-- Addum up 16a
-- Look for all the 'c's 6c, -15c
-- Addum up -9c
-- Write the results 16a - 9c
Answer:
Below in bold.
Step-by-step explanation:
m < C = m < D = 64 degrees
m <A + m < D = 180
m < A + 64 = 180
m<A = 180 - 64 = 116 degrees.
m < B = m< A = 116 degrees.
Answer:
1.27 centimeters
Step-by-step explanation:
brainliest??
