Answer:
The only options equivalent to 2:9 are B and C. A ratio is a comparison between two or more numbers
Step-by-step explanation:
It's the sum of the three masses:

Answer:
right trianigle
Step-by-step explanation:
Answer:
The answer to your question is x - 5 or x = 5
Step-by-step explanation:

1.- Factor the numerator
x² - 3x - 10
find 2 numbers that added equal -3 and multiply equal -10.
These numbers are -5 and + 2
(x - 5)(x + 2)
2.- Simplify

Delete (x +2) in both numerator and denominator
3.- Result x - 5
x = 5
Answer:
B
Step-by-step explanation:
(a^3/2) / a
= a^(1/2)
= √a
= B