Do the cleavage directions meet at 90-degree angles or angles other than 90 degrees

Based on this map, which statement about africa’s economic activity is most accurate? a) coastal countries are all members of opec b) economic development is more common with opec nations c) coastal countries have more access to productive resources d) economic development is more common above the sahara desert

2/6 of be by to 2/6 is to 24/72 ?

The european union was formally established in