Answer:
D) 5
Step-by-step explanation:
Using cosine law
b² = 10² + 12² - 2(10)(12)cos(24)
b² = 24.74909017
b = 4.974845743
Its B. 180 trust lol i got you
Answer:
This is because to square a number just means to multiply it by itself. For example, (-2) squared is (-2)(-2) = 4. Note that this is positive because when you multiply two negative numbers you get a positive result.