The 2 angles are complemantary or form right angles so

so

. Plugging that into BDC we get 11
Step-by-step explanation:
Answer:
They will be able to.
Step-by-step explanation:
You first want to make sure the first three families have enough to eat.

For further explanation look at the first image.

Just to make sure

For further explanation look at the second image.
The rest of the images show a model solution.
Answer:
3003 units^3.
Step-by-step explanation:
Just multiply the dimensions :
11 * 13 * 21
= 143 * 21
= 3003 units^3.
Step-by-step explanation:
54×36=1,944 1,944÷73=23.63