Answer:
89 sq meters
Step-by-step explanation:
The whole rectangle 13x8 = 104
Now subtract the white triangle
(6x5)/2 = 15
104-15 = 89
Answer:
About 12 cents per mile or exactly 0.11688312
Step-by-step explanation:
Answer:
Step-by-step explanation:
Yesterday, her rate was 8mph, her time was x hours.
Today, her rate was 13mph, her time was 13 - x hours.
So the total distance she biked on the two days is
d = 8x + 13(13 - x), or 169 - 5x
Answer:
6s
Step-by-step explanation:
Answer:
x = ±2√10
Step-by-step explanation:
40 - x² = 0
⇌
(√40 - x)(√40 + x) = 0
⇌
x = √40 or x = -√40
we can go further and say that √40 = 2√10