This math topic focuses on the calculation of the area of an obtuse triangle section within a right triangle. Learners are provided with diagrams of various obtuse triangles located within right triangles and are tasked with finding the area of the shaded triangle section. The problems included offer multiple answers to choose from, enriching problem-solving and calculation skills. This topic is part of a broader unit practicing triangle areas.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
Practice:
Area of an Obtuse Triangle - Section of Right Triangle
Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.
Find the area of the shaded triangle section
Area of an Obtuse Triangle - Section of Right Triangle Worksheet
| Math worksheet on 'Area of an Obtuse Triangle - Section of Right Triangle (Level 2)'. 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 shaded triangle section |
a
| 13.5 |
b
| 18 |
c
| 5.5 |
d
| 1.5 |
e
| 9 |
f
| 4.5 |
2
| Find the area of the shaded triangle section |
a
| 28 |
b
| 20 |
c
| 8 |
d
| 4 |
e
| 1 |
f
| 24 |
3
| Find the area of the shaded triangle section |
a
| 27 |
b
| 0 |
c
| 12.5 |
d
| 11.5 |
e
| 13.5 |
f
| 14.5 |
4
| Find the area of the shaded triangle section |
a
| 22.5 |
b
| 18 |
c
| 15 |
d
| 27 |
e
| 9 |
f
| 9 |
5
| Find the area of the shaded triangle section |
a
| 9 |
b
| 4.5 |
c
| 3.5 |
d
| 8.5 |
e
| 13.5 |
f
| 18 |
6
| Find the area of the shaded triangle section |
a
| 36.5 |
b
| 40.5 |
c
| 18 |
d
| 26.5 |
e
| 22.5 |
f
| 63 |
7
| Find the area of the shaded triangle section |
a
| 9 |
b
| 1 |
c
| 8.5 |
d
| 4 |
e
| 4.5 |
f
| 13.5 |