Given that triangle ABC~ triangle DEF find the value of X, DE, and EF.

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Write the fraction or mixed number and the decimal shown by the model