A right angle measure 90°, so like the angle would look like: L, the corner of the L
Answer:
2x^2+10x+2
Step-by-step explanation:
12x^2 +5x+1 - ( 10x^2 -5x-1)
Distribute the minus sign
12x^2 +5x+1 - 10x^2 +5x+1
Combine like terms
2x^2+10x+2
Answer:
1. C. 2. D.
Step-by-step explanation:
The answer is one hour. 360-270=90 90 is a fourth of 360. 45 minutes is 3/4 of an hour so yeah