Midterm ACT

What is the formula for the area of a trapezoid?

• a * b * h
• 2 * (a + b) * h
• (1/2) *h (a + b)

• (a + b) * h

Tags

CCSS.6.G.A.1

What is the formula for the area of a circle?

• A = 2πr
• A = 3r^2
• A = 0.5πr^2
• A = πr^2

Tags

CCSS.7.G.B.4

What is the formula for the circumference of a circle (2 answers)?

• 2 * r
• π * r^2
• 2 * π * r
• π * d

Tags

CCSS.7.G.B.4

How many questions are on the math section of the ACT?

• 60
• 90
• 75
• 45

Tags

CCSS.6.SP.B.5A

How many questions are on the English section of the ACT?

• 50
• 100
• 125
• 75

Tags

CCSS.RI. 9-10.10

CCSS.RI.11-12.10

CCSS.RL.11-12.10

CCSS.RL.8.10

CCSS.RL.9-10.10

What is a Permutation?

• A type of animal
• A mathematical equation
• An arrangement of objects in a specific order.
• A type of fruit

What is a combination in math?

• A combination in math is the multiplication of two numbers.
• A combination in math is a selection of items from a larger set without regard to the order of selection.
• A combination in math is the process of dividing numbers.
• A combination in math is the addition of numbers.

What is the formula for a permuation that is on the TI-84 calculator under MATH, PROB?

• nCr
• nPr
• nPr2
• nCr2

What is 5! ?

• 25
• 100
• 50
• 120

The mean of a set of numbers is:

• Mean = Sum of all numbers / Total count of numbers
• Mean = Mode of the set
• Mean = Median of the set
• Mean = Largest number in the set

Tags

CCSS.6.SP.B.5C