Question

find the area of triangle ABC given that CA = 7 cm angle abc = angle BCA = 45 degree

Answer 1

Area =
$\binom{1}{2} \times base \times height$
=
$\binom{1}{2} \times 7 \times 7 = 24.5 \: {cm}^{2}$

Answer 2

1 ×7×7
2

7 ×7 =24.5cm 2
2