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Cartesian Grid - Area (Right Triangle) to Missing Coordinate - Including Negative (Level 1)

This math topic focuses on finding missing coordinates of right triangles on a Cartesian grid, including cases with negative coordinates. Students practice calculating the area of right triangles given various coordinates and using the area to determine unknown x or y values. The problems include a range of specific area values that require applying formulas and logic to solve for the missing coordinate. This topic is a part of a broader unit on Cartesian grid geometry logic, aimed to enhance students' understanding of geometric concepts in a coordinate system.

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

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Area (Right Triangle) to Missing Coordinate - Including Negative

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


Find the missing value for x if the triangle has an area of 96

yxArea = 96(-7,7)(x,7)(x,-9)

Cartesian Grid - Area (Right Triangle) to Missing Coordinate - Including Negative Worksheet

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Math worksheet on 'Cartesian Grid - Area (Right Triangle) to Missing Coordinate - Including Negative (Level 1)'. Part of a broader unit on 'Cartesian Grid Geometry Logic - Practice' Learn online: app.mobius.academy/math/units/cartesian_grid_geometry_logic_practice/
1
An svg image showing a math problem
Find the missing value for x if the triangle has an area of 36
a
-3
b
-8
c
-10
d
-12
e
-6
f
-2
2
An svg image showing a math problem
Find the missing value for y if the triangle has an area of 54
a
-8
b
-9
c
-10
d
-4
e
-6
f
-16
3
An svg image showing a math problem
Find the missing value for x if the triangle has an area of 32
a
-3
b
9
c
1
d
-2
e
-7
f
-5
4
An svg image showing a math problem
Find the missing value for y if the triangle has an area of 56
a
-7
b
-6
c
2
d
-13
e
-2
f
-15
5
An svg image showing a math problem
Find the missing value for y if the triangle has an area of 30
a
-3
b
5
c
-4
d
-12
e
-2
f
-10
6
An svg image showing a math problem
Find the missing value for x if the triangle has an area of 42
a
7
b
5
c
1
d
0
e
6
f
11
7
An svg image showing a math problem
Find the missing value for x if the triangle has an area of 30
a
4
b
-4
c
10
d
0
e
3
f
-2