Step two : use Pythagorean theorem to find the length of BD which comes 13meters after calculation
Step 3 : find the area of triangle BDC by 1/2×base×height.
Step four : find the area of triangle ABD by heron's formula.
Step five : add the areas and u will get the final answer. Hope u like it 😊
Written on Feb. 19, 2018, 8:22 p.m.