Farmers are fighting a fungal growth that can cause crop failure. If 5,500 hectares of farmland are infected right now, and the infected area decreases by 15% every year, how
much farmland will be infected in 2 years?
If necessary, round your answer to the nearest tenth.

HELP PLEASE

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?

Fill in the table with whole numbers to make 430 in five different ways