Algebra

For the rule y = x + 0, what is y when x = -2?

• 1
• -2
• 0
• -1

Which point lies on the rule y = 1x + -4?

• (-2, -7)
• (-7, -3)
• (-3, -7)
• (-3, -6)

A square has side length x cm and area 81 cm². What is x?

• 11
• 8
• 9
• 81

A rectangle has length 8 cm and width w cm. If its perimeter is 28 cm, what is w?

• 14
• 6
• 8
• 7

Using distance = speed × time, a cyclist travels 32 km at 8 km/h. What is the time t? Use the balance method before choosing.

• 8
• 12
• 4
• 32

A triangle has base 10 cm and height h cm. Its area is 20 cm². What is h? Use the balance method before choosing.

• 6
• 20
• 4
• 10

A square has side length x cm and area 25 cm². What is x?

• 5
• 7
• 25
• 4

A rectangle has length 12 cm and width w cm. If its perimeter is 30 cm, what is w?

• 4
• 12
• 15
• 3

Using distance = speed × time, a cyclist travels 60 km at 10 km/h. What is the time t?

• 60
• 10
• 16
• 6

A triangle has base 12 cm and height h cm. Its area is 24 cm². What is h?

• 24
• 12
• 6
• 4

A square has side length x cm and area 64 cm². What is x?

• 64
• 8
• 10
• 7

A rectangle has length 16 cm and width w cm. If its perimeter is 42 cm, what is w?

• 21
• 16
• 5
• 6

Using distance = speed × time, a cyclist travels 12 km at 4 km/h. What is the time t?

• 4
• 12
• 7
• 3

A triangle has base 14 cm and height h cm. Its area is 28 cm². What is h?

• 28
• 14
• 4
• 6

A square has side length x cm and area 144 cm². What is x?

• 11
• 12
• 14
• 144

A rectangle has length 8 cm and width w cm. If its perimeter is 30 cm, what is w?

• 7
• 15
• 8
• 9

Using distance = speed × time, a cyclist travels 25 km at 5 km/h. What is the time t?

• 25
• 10
• 5
• 6

A triangle has base 6 cm and height h cm. Its area is 12 cm². What is h?

• 4
• 12
• 6
• 5

A square has side length x cm and area 49 cm². What is x?

• 7
• 49
• 9
• 6

A rectangle has length 12 cm and width w cm. If its perimeter is 32 cm, what is w?

• 5
• 4
• 12
• 16