22.
write the equation from the statement

this is the equation
now we can solve for x where x is the size of the table

Answer:
5
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
There are 7 continents on Earth. They are Africa, Antarctica, Asia, Australia, Europe, North America, and South America.
Answer:
Yes, the sides form a right triangle.
Step-by-step explanation:
<u>Pythagorean Theorem:</u>
a² + b² = c²
↓
20² + 21² = 29²
║a² = 20² = 400
║b² = 21² = 441
║c² = 29² = 841
↓
400 + 441 = 841
║This equation is true.
↓
Yes, the sides form a right triangle.