Mathematics Mastery Challenge

Solve for x: 2x + 5 = 15

• 10

• 0

• 5

• 7

What is the value of y in the proportion 3/4 = y/12?

• 9

• 15

• 3

• 6

Calculate the area of a rectangle with length 8 cm and width 5 cm.

• 30 cm²

• 40 cm²

• 20 cm²

• 50 cm²

Find the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm.

• 12 cm

• 10 cm

• 15 cm

• 8 cm

Graph the linear function y = 2x + 3.

• Graph the line through points (2, 3) and (3, 6).

• Graph the line through points (0, 2) and (1, 4).

• Graph the line through points (0, 3) and (1, 5).

• Graph the line through points (0, 0) and (1, 1).

Use the Pythagorean theorem to find the length of the hypotenuse of a right triangle with legs measuring 6 cm and 8 cm.

• 12 cm

• 10 cm

• 14 cm

• 8 cm

Solve for x: 5x - 7 = 3x + 9

• 5

• 10

• -2

• 8

If 5/8 = x/32, what is the value of x?

• 10

• 20

• 25

• 15

Calculate the area of a circle with a radius of 7 cm (use π ≈ 3.14).

• 160.00 cm²

• 154.00 cm²

• 153.86 cm²

• 150.00 cm²

What is the perimeter of a rectangle with a length of 10 m and a width of 4 m?

• 28 m

• 30 m

• 20 m

• 24 m