2(30)=60+30=90. thats a right angle which is 90 degrees so the answer is 30
Answer:
0.47 (Yes - This is a terminating decimal)
0.16666... (Yes - This is a repeating decimal)
0.5473... (No - This is a decimal that neither terminates nor repeates)
0.462 (Yes - This is a terminating decimal)
Step-by-step explanation:
A terminating decimal and a repeating decimal are both types of decimals that can be written as fractions. However, if the decimal is neither of these types, it cannot be written as a fraction.
Answer:
9
Step-by-step explanation:
when you subtract a negative, you are basically adding. 2+7=9
2 and 4 because 40 can go into 2 and4 also 4 is to plus 2
Answer:

Step-by-step explanation:
We need to find 
We know that √-1 = i
Adding -49 and -4 and solving

Since 53 is not a perfect square so our answer is:
