Geometry Answers

Calvin works has an air conditioning contractor. The customer wants to buy an air conditioner for his family room. His room measures 30 feet by 16 feet. His walls are 8ft high. How many cubic feet of air is in the room?

Simplify the following expression:

2(−n−4)−(−2+4n)

In parallelogram ABCD, the coordinates of A are (7,3) and of C are (5, -1). What are the coordinates of the intersecton of the diagnals.

Sketch a counterexample that shows why each conditionl is false.
1.) If PQ = QR, then point Q is the midpoint of line PR.
2.) If two angles share a common side and a common vertex, then they are adjacent angles.

solve the triangle : BC=1140in, AC=854in, AB=771in

verify experementially that digonal of parallelogram bisects each other

The three perpendicular distances of three sides of an equilateral triangle from a point which lies inside that triangle are 6 cm,9 cm and 12 cm respectively.The perimeter of the triangle is

Triangle ABC with side AC extended through D, m<A=37 and m<BCD=117. Which side of triangle ABC is the longest side? Justify your answer

A plan of a building is made on a scale of 1cm to 2m. What area on the map will represent hall if its length and breadth are 25m and 18m, respectively?

Metal cylindrical barrels are used in the disposal of hazardous wastes. They are 67 in. high and 32 in. across in diameter. Approximately how many cubic inches of waste can be stored in a barrel?