Mastering Addition & Subtraction of Radicals in Real Life

A gardener has 3√2 meters of fencing and buys an additional 2√2 meters. How much fencing does the gardener have in total after the purchase?

• 4√2 meters

• 6√2 meters

• 3√2 meters

• 5√2 meters

A rectangular garden has a length of 4√3 meters and a width of 2√3 meters. What is the perimeter of the garden?

• 8√3 meters

• 6√3 meters

• 10√3 meters

• 12√3 meters

Tags

CCSS.7.EE.B.3

Maria is making a square garden with a side length of √50 meters. If she decides to reduce each side by √2 meters, what will be the new side length of her garden?

• √50 + √2

• √50 - √2

• √48 meters

• √50 - 2

A pool is surrounded by a path that is 3√5 meters wide. If the pool has a width of 4√5 meters, what is the total width of the pool and the path combined?

• 5√5 meters

• 6√5 meters

• 7√5 meters

• 8√5 meters

John has 5√6 apples and gives away 2√6 apples to his friends. How many apples does he have left?

• 4√6

• 5√6

• 2√6

• 3√6

A triangular plot of land has sides measuring 3√2 meters, 4√2 meters, and 5√2 meters. What is the total length of the sides of the plot?

• 6√2 meters

• 8√2 meters

• 12√2 meters

• 10√2 meters

A box contains 6√3 kg of apples and 4√3 kg of oranges. What is the total weight of the fruits in the box?

• 12√3 kg

• 10√3 kg

• 8√3 kg

• 5√3 kg

A rectangular field has a length of 8√2 meters and a width of 3√2 meters. What is the area of the field?

• 48 square meters

• 24 square meters

• 36 square meters

• 64 square meters

If a car travels √18 kilometers in the first hour and √2 kilometers in the second hour, how far has the car traveled in total?

• 3√2 kilometers

• 5√2 kilometers

• 4√2 kilometers

• 6 kilometers

A recipe calls for 2√5 cups of flour and 3√5 cups of sugar. How many cups of ingredients does the recipe require in total?

• 4√5

• 6√5

• 5√5

• 3√5