Question

In a right triangle abc , angle b = 90 degree , hyp ac = 29 cm if one side bc = 20 cm , find its area

Answer 1

Answer:

Pythogerus therom

ac=29 cm

bc= 20 cm

ba=?

BA^2=AC^2-BC^2

=29^2-20^2

=841-400

=441cm

441sqrt =21cm

Area =1/2*b*h

=1/2*20*21

=210cm^2