Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
The vectors
a
⃗
=
3
i
^
+
4
j
^
m
\vec a = 3\hat i + 4\hat j\,\text{m}
a
=
3
i
^
+
4
j
^
m
and
b
⃗
=
−
2
i
^
+
5
j
^
m
\vec b = -2\hat i + 5\hat j\,\text{m}
b
=
−
2
i
^
+
5
j
^
m
represent two sides of a triangle taken from the same vertex. Find the area of the triangle. a)
23
m
2
23\,\text{m}^2
23
m
2
b)
13.0
m
2
13.0\,\text{m}^2
13.0
m
2
c)
11.5
m
2
11.5\,\text{m}^2
11.5
m
2
d)
14.0
m
2
14.0\,\text{m}^2
14.0
m
2
Browse the problem library