All Basic Geometry Resources
Example Questions
Example Question #761 : Plane Geometry
Find the area of a square if it has a diagonal of .
The diagonal of a square is also the hypotenuse of a triangle.
Recall how to find the area of a square:
Now, use the Pythagorean theorem to find the area of the square.
Substitute in the length of the diagonal to find the area of the square.
Simplify.
Example Question #762 : Plane Geometry
Find the area of a square if it has a diagonal of .
The diagonal of a square is also the hypotenuse of a triangle.
Recall how to find the area of a square:
Now, use the Pythagorean theorem to find the area of the square.
Substitute in the length of the diagonal to find the area of the square.
Simplify.
Example Question #763 : Plane Geometry
Find the area of a square if it has a diagonal of .
The diagonal of a square is also the hypotenuse of a triangle.
Recall how to find the area of a square:
Now, use the Pythagorean theorem to find the area of the square.
Substitute in the length of the diagonal to find the area of the square.
Simplify.
Example Question #363 : Quadrilaterals
Find the area of the square.
The diagonal of a square is also the hypotenuse of a right isosceles triangle that has the sides of the square as its legs.
Thus, we can use the Pythagorean Theorem to find the length of the sides of the square.
Recall how to find the area of a square.
Now, substitute in the value of the diagonal to find the area of the square.
Solve.
Example Question #364 : Quadrilaterals
Find the area of the square.
The diagonal of a square is also the hypotenuse of a right isosceles triangle that has the sides of the square as its legs.
Thus, we can use the Pythagorean Theorem to find the length of the sides of the square.
Recall how to find the area of a square.
Now, substitute in the value of the diagonal to find the area of the square.
Solve.
Example Question #771 : Plane Geometry
Find the area of the square.
The diagonal of a square is also the hypotenuse of a right isosceles triangle that has the sides of the square as its legs.
Thus, we can use the Pythagorean Theorem to find the length of the sides of the square.
Recall how to find the area of a square.
Now, substitute in the value of the diagonal to find the area of the square.
Solve.
Example Question #772 : Plane Geometry
Find the area of the square.
The diagonal of a square is also the hypotenuse of a right isosceles triangle that has the sides of the square as its legs.
Thus, we can use the Pythagorean Theorem to find the length of the sides of the square.
Recall how to find the area of a square.
Now, substitute in the value of the diagonal to find the area of the square.
Solve.
Example Question #773 : Plane Geometry
Find the area of the square.
The diagonal of a square is also the hypotenuse of a right isosceles triangle that has the sides of the square as its legs.
Thus, we can use the Pythagorean Theorem to find the length of the sides of the square.
Recall how to find the area of a square.
Now, substitute in the value of the diagonal to find the area of the square.
Solve.
Example Question #111 : Squares
Find the area of the square.
The diagonal of a square is also the hypotenuse of a right isosceles triangle that has the sides of the square as its legs.
Thus, we can use the Pythagorean Theorem to find the length of the sides of the square.
Recall how to find the area of a square.
Now, substitute in the value of the diagonal to find the area of the square.
Solve.
Example Question #112 : Squares
Find the area of the square.
The diagonal of a square is also the hypotenuse of a right isosceles triangle that has the sides of the square as its legs.
Thus, we can use the Pythagorean Theorem to find the length of the sides of the square.
Recall how to find the area of a square.
Now, substitute in the value of the diagonal to find the area of the square.
Solve.