What is the area of the triangular base?
8 square feet
What is the length of edge DF?
4 feet
ANSWER
EXPLANATION
The given product is:
We expand using the distributive property to obtain:
Extract the perfect squares to get:
Expand further to get;
This simplifies to,
You have $12, and need at least x more dollars to spend $30 total. So the inequality is 12 + x ≥ 30, where x is the number of dollars needed to get free delivery. To solve for x, subtract 12 from each side of the sign. x ≥ 30 - 12, x ≥ 18. You must spend at least 18 more dollars to qualify for free delivery.
Answer:
B
Step-by-step explanation:
41 + 40 + 57.28 ft, 138.28 ft.