The answer is A.
3(12 + 6) gives you 36 + 18 because 3 times 12 is 36 and 3 times 6 is 18
5!3! means 5(factorial)3(factorial) factorial means to mutiply by everything down to 1...so for example 6! = 6x5x4x3x2x1 So 5!3! means 3) 5x4x3x2x1x3x2x1 ??
i dont know..
Step-by-step explanation:
is this the question you asked
Step-by-step explanation:
if you're looking for x
x=180-42-51= 87°
and if you're looking for D
D= 180-42= 138°