In the accompanying diagram of AABC, AC = BC and mLA = 70. Find the measure of the vertex angle.
C
70°
A
B

What is the binomial expansion of (2x-3)^5

Ineed me i stuck and i don’t want to get it wrong

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!