On a piece of paper, use a protractor and a ruler to construct △abc with ab=4 in. , ac=4 in. , and m∠a=60° . which statement is true about this triangle?
a) bc=3 in.
b) bc=4 in.
c) bc=5 in.
d) bc can not be measured

Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a. m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?