This topic covers the skill of finding the area of an obtuse triangle by using a grid. The practice activity involves determining the area of various obtuse triangles based on their images portrayed on 1x1 square grids. Several moral choice answers are provided for each problem to test the accuracy of the learners' calculations. This topic is part of a broader unit covering the study of triangle areas.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
Practice:
Area of an Obtuse Triangle - On Grid - Image to Area
Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.
Find the area of the triangle on this grid of 1x1 squares
Area of an Obtuse Triangle - On Grid - Image to Area Worksheet
| Math worksheet on 'Area of an Obtuse Triangle - On Grid - Image to Area (Level 3)'. Part of a broader unit on 'Triangle Area - Practice' Learn online: app.mobius.academy/math/units/triangle_area_practice/ |
1
| Find the area of the triangle on this grid of 1x1 squares |
a
| 6.5 |
b
| 1 |
c
| 1.5 |
d
| 5 |
e
| 2.5 |
f
| 4 |
2
| Find the area of the triangle on this grid of 1x1 squares |
a
| 5 |
b
| 5.5 |
c
| 2.5 |
d
| 0.5 |
e
| 1.5 |
f
| 4 |
3
| Find the area of the triangle on this grid of 1x1 squares |
a
| 5 |
b
| 2.5 |
c
| 5.5 |
d
| 3 |
e
| 8 |
f
| 3.5 |
4
| Find the area of the triangle on this grid of 1x1 squares |
a
| 5.5 |
b
| 7 |
c
| 3.5 |
d
| 5 |
e
| 6 |
f
| 8 |
5
| Find the area of the triangle on this grid of 1x1 squares |
a
| 6 |
b
| 9.5 |
c
| 9 |
d
| 7.5 |
e
| 5.5 |
f
| 5 |
6
| Find the area of the triangle on this grid of 1x1 squares |
a
| 2.5 |
b
| 3 |
c
| 3.5 |
d
| 1.5 |
e
| 7 |
f
| 5.5 |
7
| Find the area of the triangle on this grid of 1x1 squares |
a
| 3.5 |
b
| 10 |
c
| 7.5 |
d
| 5 |
e
| 7 |
f
| 6 |