Answer:
780
Step-by-step explanation:
So when you're adding consecutive numbers like this. 1+2+3...+39. You add 39 and 1. This is 40. 2+38 is 40. This is a pattern. Now, we do 40 multiplied by 39 and this will give you the number 1620. After this you would have to divide this product by 2. The answer will soon be 780.
Answer:
7 in 12 30 inch jasmine correct is triangle
Each interior angle = 540/5= 108
Answer:Use the calculator above to calculate height, radius or volume of a cylinder. Enter any two values and the missing one will be calculated.
Step-by-step explanation: I dont know
