Atriangle has a base of 3 feet, and a height of 6 feet. if its area is increased to 335 ft² by increasing the base and height by the same number of feet, what is the sum of the new base and height?
can you show how to do this. this question was confusing me.
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Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Which of the following can be used to explain a statement in a geometric proof?

With number 11 ( show how you got the answer)