แผ่นงานWord Problems- Simplifying Irrationals
คำถามทั้งหมด: 10
During a math club meeting, Alex presents a challenge to identify the irrational number from the following options: √25, 3.14, 1/3, √2. Which one is it?
√2
1/2
3.14
√25
John is working on a landscaping project and needs to calculate the total amount of material needed. He calculates that one section requires 2√18 cubic meters of soil and another section requires 3√8 cubic meters of soil. How much soil does he need in total?
10√2
5√10
12√2
4√10
John is working on a gardening project and needs to calculate the area of a square plot. The equation representing the area in terms of one side length is x^2 + 6x + 9. Help John by factoring this perfect square trinomial.
(x + 4)^2
(x + 2)^2
(x + 3)^2
(x + 5)^2
During a math competition, Alex is presented with a list of numbers and asked to identify the irrational number among them: 0.5, √16, 2/3, √5. Which one should Alex choose?
2/3
√16
√5
0.5
John is trying to simplify his garden's area calculation. He has two sections, one is 5 times the square root of 50 square meters, and the other is 2 times the square root of 32 square meters. How much area does he have in total after simplification?
10√2 - 8√2
10√5 - 8√2
3√50 - 2√32
5√2 - 2√8
A rectangle garden has a length of (x - 5) meters and a width of (x - 5) meters. If the area of the garden can be represented by the expression x^2 - 10x + 25 square meters, what is the correct factorization of the area?
(x - 10)^2
(x - 3)^2
(x - 5)^2
(x - 7)^2
During a math competition, Alex is presented with a list of numbers and is asked to identify the irrational number from the following: 0.25, √36, 4/5, √3
√36
4/5
0.25
√3
John is working on a landscaping project and needs to calculate the amount of material needed. He figures out he needs 4 times the square root of 75 cubic meters of sand and the square root of 27 cubic meters of gravel. How much of each does he need?
12√3 + 2√3 cubic meters
15√3 + 3√3 cubic meters
18√3 + 5√3 cubic meters
10√3 + 4√3 cubic meters
John is working on a gardening project and needs to calculate the area of a square plot. The equation representing the area is x^2 + 12x + 36. Help John by factoring this perfect square trinomial.
(x + 6)^2
(x + 12)^2
(x + 18)^2
(x + 24)^2
During a math competition, Alex is presented with a list of numbers and is asked to identify the irrational number from the following: 0.2, √49, 3/4, √7
3/4
√7
√49
0.2
แป้นคำตอบWord Problems- Simplifying Irrationals
คำถามทั้งหมด: 10
√2
10√2
(x + 3)^2
√5
10√2 - 8√2
(x - 5)^2
√3
15√3 + 3√3 cubic meters
(x + 6)^2
√7