Valentine
Most popular questions and responses by Valentine
chemistry
CaO(s) reacts with SO2(g) according to the following equations: CaO9(s)+So2(g)> CaSO3(g). A 8.85g mixture containing CaO(s) is placed in a 3.00L container. The container is filled with SO2(g) to a pressure of 749 torr, at 20.0 degree Celsius. After the
asked on September 23, 2015 
math
Using a ruler and a pair of compasses only, construct triangle ABC in which angle BAC is 45 degrees, side AB is 7cm and side AC is 9cm. Locate P, inside the triangle ABC, which is 5cm from A and equidistant from B and C
asked on February 12, 2017 
MATH
PROVE THAT sin3Asin6A+sinAsin2A/sin3Acos6A+sinAcos2A
asked on August 28, 2015 
algebra
The base of a triangle is 8 cm greater than the height. The area is 64 cm^2. Find the height and the length of the base.
asked on March 3, 2011 
algebra
Jack usually mows his lawn in 4 hours. Marilyn can mow the same yard in 5 hours. How much time would it take for them to mow the lawn together?
asked on April 21, 2011 
algebra
Television sets. What does it mean to refer to a 20in TV set or a 25in TV set? Such units refer to the diagonal of the screen. A 10in TV set also has a width of 8 inches. What is its height?
asked on April 1, 2011 
HELP! URGENT! (geometry)
Helen stands 66 m away from the base of the tree. If the line of sight makes an angle of 30 with the top of the tree with respect to the horizon. What is the height (h) of the tree?
asked on March 15, 2011 
algebra
Amy paid $87.27 for a pair of running shoes during a 15%off sale. What was the regular price?
asked on February 19, 2011 
math
the solution is (2/3,1/2)(3,8) and he formula is f(x)=mx+b given the slope and one point
asked on August 5, 2014 
Life orientation
Three checks and balanced that are in place in south africa that control and regulate media?
asked on March 18, 2012 
Math
Helen stands 66 m away from the base of the tree. If the line of sight makes an angle of 30 with the top of the tree with respect to the horizon. What is the height (h) of the tree?
asked on March 15, 2011

Early Literacy
Cause of language diversity may be trade,education,culture and tradition ,life style,different species
posted on October 24, 2018 
Math
1:C 2:B 3:A 4:C 5:D is 100% correct
posted on March 1, 2017 
Math for Ms. Sue please! Last math questions!
ALL OF THE ABOVE ARE WRONG THANKS GUYS BECAUSE OF YOU I GOT 2 OUT OF 7 the real answers are 1:D 2:A 3:C 4:A 5:B 6:A 7:C and I didn't have eight questions I only had 7 but these are for lesson 10 unit 2 Similar shapes
posted on February 24, 2017 
ROCKS :D just want to make sure.
Santana and Pam are 100% right B B B A
posted on February 21, 2017 
math
jeni jedi is correct
posted on February 16, 2017 
social studies
James is right the Answers are 1:D 2:C 3:D 4:A
posted on February 13, 2017