ISEE Middle Level Math : ISEE Middle Level (grades 7-8) Mathematics Achievement

Study concepts, example questions & explanations for ISEE Middle Level Math

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Example Questions

Example Question #1881 : Isee Middle Level (Grades 7 8) Mathematics Achievement

Find the area of a triangle with a base of 7cm and a height of 12cm.

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b is the base and h is the height of the triangle.

 

We know the base is 7cm and the height is 12cm.  Knowing this, we will substitute into the formula.  We get

Example Question #21 : How To Find The Area Of A Triangle

Find the area of a triangle with a base of 6 feet and a height that is twice the base.

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b is the base and h is the height of the triangle.

 

Now, we know the base is 6ft.  We also know the height is twice (or two times) the base.  Therefore, the height is 12ft.

Knowing this, we can substitute into the formula.  We get

Example Question #58 : Triangles

Find the area of a triangle with a base of 6cm and a height of 18cm.

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b is the base and is the height of the triangle.

 

Now, we know the base of the triangle is 6cm.  We also know the height of the triangle is 18cm.

Knowing this, we can substitute into the formula.  We get

 

Example Question #22 : How To Find The Area Of A Triangle

Use the following image to answer the question:

Triangle6

Find the area of the triangle if it has a height of 11 feet.

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b is the base and h is the height of the triangle.

 

Now, let's look at the triangle.

Triangle6

We can see it has a base of 6 feet.  We also know it has a height of 11 feet.  

Knowing this, we can substitute into the formula.  We get

 

Example Question #60 : Triangles

Find the area of a triangle with a height of 12 feet and a base that is half the height.

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b is the base and h is the height of the triangle. 

 

Now, we know the height of the triangle is 12 feet.  We also know the base is half the height.  Therefore, the base is 6 feet. 

Knowing this, we can substitute into the formula.  We get

Example Question #61 : Geometry

Find the area of a triangle with a base of 17in and a height of 12in.

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b  is the base and h is the height of the triangle.

 

Now, we know the base of the triangle is 17in.  We also know the height of the triangle is 12in.

Knowing this, we can substitute into the formula.  We get

Example Question #21 : How To Find The Area Of A Triangle

Find the area of a triangle with the following measurements:

 

  •          Height:  13in
  •          Base:     8in
Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b  is the base and h is the height of the triangle.

 

Now, we know the base is 8in.  We also know the height is 13in.  We can substitute into the formula. We get

Example Question #61 : Geometry

Find the area of a triangle with the following measurements:

  • base = 8in
  • height = 7in
Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b  is the base and h is the height of the triangle.

 

Now, we know the base is 8in and the height is 7in. Knowing this, we can substitute into the formula.  So, we get

Example Question #64 : Geometry

Find the area of a triangle with a base of 5cm and a height that is two times the base.

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b  is the base and h is the height of the triangle.

 

Now, we know the base is 5cm.  We know the height is two times the base.  Therefore, the height is 10cm.

So, we can substitute. 

 

Example Question #31 : How To Find The Area Of A Triangle

Find the area of a triangle with a base of 12in and a height of 14in.

Possible Answers:

Correct answer:

Explanation:

To find the area of a triangle, we will use the following formula:

where b  is the base and h is the height of the triangle.

 

Now, we know the base of the triangle is 12in.  We know the height of the triangle is 14in.  So, we can substitute.  We get

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