Examples with solutions for Area of a Deltoid: Subtraction or addition to a larger shape

Exercise #1

Given the deltoid ABCD within the rectangle KMNG

Side AC=8 height DO of triangle ADC is equal to 3 cm

Calculate how much the area of the rectangle is equal to

333888DDDAAABBBCCCKKKMMMNNNHHHOOO

Video Solution

Answer

24

Exercise #2

Given the deltoid ABCD inside the square ABKD

Given that the side AB is equal to the root 18

Diagonal AC=2

Calculate the deltoid DCBK

222DDDAAABBBKKKCCC

Video Solution

Answer

12

Exercise #3

Given the deltoid ABFD and in its interior other 2 deltoids ABCD and CBFD

Given in cm AF=6 CF=2

Area of the deltoid CBAD=16

Calculate the area of the deltoid ABFD

DDDAAABBBFFFCCCS=16

Video Solution

Answer

48