Perkalian

What is the value of the expression 3x + 4y if x = 2 and y = 5?

• 12
• 17
• 25
• 32

What is the value of x if 6x + 4 = 12?

• 3
• 4
• 5
• 6

What is the area of a square with side length of 6 cm?

• 18 cm squared
• 36 cm squared
• 54 cm squared
• 72 cm squared

What is the formula for the circumference of a circle?

• 2πr
• πr2
• πr3
• r2π

What is the slope of a line passing through points (2, 3) and (-1, 5)?

• 2/3
• 3/2
• 3/5
• 5/3

What is the value of the expression 5x - 9y if x = -2 and y = -3?

• -21
• -24
• -27
• -30

What is the midpoint of the line segment connecting the points (2, 4) and (-2, 8)?

• (2, 6)
• (0, 6)
• (0, 4)
• (0, 8)

What is the volume of a cube with side length of 3 cm?

• 9 cm cubed
• 18 cm cubed
• 27 cm cubed
• 36 cm cubed

What is the equation of a line that passes through the points (2, -3) and (4, 3)?

• y = -2x + 1
• y = -2x + 3
• y = 2x + 1
• y = 2x + 3

What is the perimeter of a triangle with side lengths of 4 cm, 5 cm, and 6 cm?

• 15 cm
• 18 cm
• 20 cm
• 23 cm