Math Minute 45

Find the answer for x that makes this number sentence true:

What is the perimeter of an octagon if each side is 7 inches in length?

Which of these could be the area of a shape?

Which of these could be the perimeter of a shape?

Select the prime numbers:

What is the perimeter of an equilateral triangle with a side length of 5.5 ft.?

Choose the next three numbers that complete the sequence:

1, 3, 6, 10, 15, _____, _____, _____

Solve:

If a computer were to pick a letter at random from the word perimeter, what is the probability that it would choose the letter e ?

If a computer were to pick a letter at random from the word perimeter, what is the probability that it would choose a vowel?