Which of the following is a perfect square trinomial?

A. 4x^2-20xy+25y^2

B. 4x^2-14xy+25y^2

C. 4x^2+20xy-25y^2

D. 4x^2+14xy-25y^2

Grayson knits 17 squares on Thursday. He knits 5 more squares each day from Friday through Saturday. How many squares does Grayson have in all by the end of the day on Saturday?

In baseball, Shintaro had 4 hits in his last 12 times at bat. What is the probability that he will get a hit in his next at bat?

jermaine plays classical guitar at a local restaruant in the evenings. if jermaine plays 23 songs per evening how many songs does he play in 73 eveings

Multiply 0.00032 cm by 4.02 cm and express the answer in scientific notation. Remember to follow significant figure rules.

The first term of an arithmetic sequence is 123 the common difference is 12 and the sum is 1113 how many terms are in the series

Last week, about 621,860 viewers watched a television show on sharks. what is the greatest whole number that rounds to 621,860?

If two squirrels live in one square m of a 50 square m park, what is the park's estimated squirrel population

Dessie is training for a triathlon she runs 4 miles for every 9 miles she bikes at the end of her training she has run a total of 92 miles how many total miles did she bike and run

What is the radius of a semi circle when the area is 20cm

129 is 43% of what amount?