Question

4.What will be the area of a triangular field whose sides are 9m 3m and 10 m​

Answer 1

Answer:

s=

2

91+98+105

=147

Δ=

s(s−a)(s−b)(s−c)

Δ=

147×56×49×42

Δ=4116m

2

Base=105m

Height =h

Δ=

2

1

× base× height

4116=

2

1

×105×h

h=78.4m.

Answer 2

Here three dimension are given which is not possible
So area is not possible