Find 1 1/4 on the number line and count back 3/4 (why it is negative) answer is 1/2.
Answer:
-2.5
Step-by-step explanation:
-30 + (-15) + (-20) + 55 = -10. Then you divide it by how many numbers there are (4). Which equals - 2.5. If this is wrong, then round up to -3.
Answer:
4
Step-by-step explanation:
use pythagoeron theorem
9^2-7^2=x^2
x^2=32
x=4
Answer:
5
Step-by-step explanation:
Answer:
The answer is 120 sq. ft.