Find the median of the following data set: 12, 15, 11, 14, 13.

What is the mode of the following numbers: 7, 8, 8, 9, 10, 10, 10, 11?

Determine the mean of these test scores: 85, 90, 78, 92, 88.

Calculate the median of the following ages: 22, 25, 19, 30, 24.

What is the area of a rectangle with a length of 10 cm and a width of 5 cm?

Find the area of a triangle with a base of 8 cm and a height of 5 cm.

Calculate the area of a circle with a radius of 7 cm. (Use π = 3.14)

What is the area of a trapezoid with bases of 10 cm and 6 cm, and a height of 4 cm?

Determine the area of a square with a side length of 9 cm.

Calculate the perimeter of a rectangle with a length of 12 cm and a width of 4 cm.

What is the perimeter of a triangle with sides measuring 5 cm, 7 cm, and 9 cm?

Find the perimeter of a square with a side length of 6 cm.

Determine the perimeter of a circle with a diameter of 10 cm. (Use π = 3.14)

Calculate the perimeter of a parallelogram with base 10 cm and height 5 cm, where the other side is 6 cm.

In a triangle, if one angle measures 50 degrees and another measures 60 degrees, what is the measure of the third angle?

Using the angle sum theorem, find the missing angle in a triangle where the other two angles are 45 degrees and 85 degrees.

If one angle of a triangle is 90 degrees and another is 30 degrees, what is the measure of the third angle?

In a triangle, if the angles are in the ratio 2:3:4, find the measure of the largest angle.

If two angles of a triangle are 70 degrees and 40 degrees, what is the measure of the third angle?