Answer:
Answer is D) -2
Step-by-step explanation:
Answer is D) because those are negative numbers so -2 is closest to zero from other numbers.
Answer:
12
Step-by-step explanation:
The asnwer is 3u-4
just divide like terms
Answer:
b
Step-by-step explanation:
because it is the correct one
Answer:
x = 7.99 cm
Step-by-step explanation:
By applying cosine rule in the given triangle,
AC² = AB² + BC² - 2(AB)(AC)cosC
Substitute the measures of the sides and the angle in this formula,
x² = 6² + 10² - 2(6)(10)cos(53°)
x² = 36 + 100 - 72.217
x² = 63.782
x = √(63.782)
x = 7.99 cm