Area of a Non-Right Triangle - Concept Intro - From Rectangle (Level 1) - Mobius Math

Area of a Non-Right Triangle - Concept Intro - From Rectangle

Level 1

This math topic focuses on practicing the calculation of the area of non-right triangles by relating them to rectangles. Students learn to find the area of a triangle by considering it within a rectangle and then halving the area of that rectangle. The problems present various triangles ensconced within rectangles and require students to apply this method to ascertain the triangular area, enhancing their skills in spatial reasoning and geometric calculations. Each question is accompanied by multiple choice answers, reinforcing problem-solving and analytical skills in a geometrical context.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Non-Right Triangle - Concept Intro - From Rectangle

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.

Find the area of the TRIANGLE by halving the area of the rectangle around it

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Area of a Non-Right Triangle - Concept Intro - From Rectangle Worksheet

Math worksheet on 'Area of a Non-Right Triangle - Concept Intro - From Rectangle (Level 1)'. Part of a broader unit on 'Triangle Area - Intro' Learn online: app.mobius.academy/math/units/triangle_area_intro/

An svg image showing a math problem

Find the area of the TRIANGLE by halving the area of the rectangle around it

a $A LaTex expression showing 22\text{km} to the power of 2$

b $A LaTex expression showing 56\text{km} to the power of 2$

c $A LaTex expression showing 15\text{km} to the power of 2$

d $A LaTex expression showing 30\text{km} to the power of 2$

An svg image showing a math problem

Find the area of the TRIANGLE by halving the area of the rectangle around it

a $A LaTex expression showing 42\text{km} to the power of 2$

b $A LaTex expression showing 4.5\text{km} to the power of 2$

c $A LaTex expression showing 2\text{km} to the power of 2$

d $A LaTex expression showing 9\text{km} to the power of 2$

An svg image showing a math problem

Find the area of the TRIANGLE by halving the area of the rectangle around it

a $A LaTex expression showing 5\text{ft} to the power of 2$

b $A LaTex expression showing 40\text{ft} to the power of 2$

c $A LaTex expression showing 10\text{ft} to the power of 2$

d $A LaTex expression showing 7.5\text{ft} to the power of 2$

An svg image showing a math problem

Find the area of the TRIANGLE by halving the area of the rectangle around it

a $A LaTex expression showing 8\text{m} to the power of 2$

b $A LaTex expression showing 12\text{m} to the power of 2$

c $A LaTex expression showing 2\text{m} to the power of 2$

d $A LaTex expression showing 4\text{m} to the power of 2$

e $A LaTex expression showing 18\text{m} to the power of 2$

An svg image showing a math problem

Find the area of the TRIANGLE by halving the area of the rectangle around it

a $A LaTex expression showing 1.5\text{cm} to the power of 2$

b $A LaTex expression showing 4.5\text{cm} to the power of 2$

c $A LaTex expression showing 3\text{cm} to the power of 2$

d $A LaTex expression showing 20\text{cm} to the power of 2$

e $A LaTex expression showing 28\text{cm} to the power of 2$

An svg image showing a math problem

Find the area of the TRIANGLE by halving the area of the rectangle around it

a $A LaTex expression showing 35\text{m} to the power of 2$

b $A LaTex expression showing 8\text{m} to the power of 2$

c $A LaTex expression showing 4\text{m} to the power of 2$

d $A LaTex expression showing 12\text{m} to the power of 2$

An svg image showing a math problem

Find the area of the TRIANGLE by halving the area of the rectangle around it

a $A LaTex expression showing 18\text{m} to the power of 2$

b $A LaTex expression showing 15\text{m} to the power of 2$

c $A LaTex expression showing 28\text{m} to the power of 2$

d $A LaTex expression showing 4\text{m} to the power of 2$

e $A LaTex expression showing 9\text{m} to the power of 2$