1/5 of 7 means 1/5*7.
1/5*7=7/5
7/5 means 7 divided by 5.
B. 7 dvided by 5 is the same as 1/5 of 7.
He spent $5.75 on the red sand and $25.30 on the brown sand he spent a total of $31.05 on sand to fill his sand box! Hope this helps you :)
Answer:
Area of a trapezoid = ½(a + b)h, where a and b are the lengths of the parallel sides and h is its height.
From your information 20 = ½(2z + 3 + 6z – 1)z = ½(8z + 2)z = z(4z + 1)
Solve 20 = 4z² + z which is 0 = 4z² + z – 20 using the quadratic formula
Step-by-step explanation:
A) x= 70 degrees
B) c=72 degrees.
Attached is image with shown work :)
Answer:
A. In 1991, there were 5.74 billion people
D. The carrying capacity of Earth is 64 billion people
Have a nice day! :)
