A surveyor measures the top of a building 50 ft away from him. his angle measuring device is 4 ft above ground. the angle of elevation to the top of the building is 63 degrees. how tall is the building?

What is the additive inverse of 1/12

A watch loses 3 minutes every 24 hours. How much time will it lose in 2 hours

My dog, Stella, is playing in the park and sees a tree 100m away. Since she is the dog of a mathematics teacher, she knows how to calculate the angle of elevation to the top of the tree and finds it to be about 25 degrees.

To convert a capacity of 8.7 gallons to quarts which ratio could you multiply by

What's the volume of the cone if the height is 7 cm and the base it 10 cm

Maria's phone bills were 95 67 43 and 115 what is the mean or average of her phone bill

Divide the following polynomials and then complete the quotient. Write your answer in order of decreasing powers of x. (32x^8 - 8x^6 + 28x^4) / 4x^4

Cindy has 34 meters of fencing. She plans to fence in a rectangular dog run that is 4 meters wide. [Remember, the formula for the perimeter of a rectangle (the distance around) is p = 2L + 2w, where L= length and w = width.]

How many minutes is 4:15 pm to 5:00 pm?

You increase the amounts of ingredients in a recipe to make a proportional recipe. the original recipe uses two avocados and 0.25 cup of minced onions. the new recipe has 1.5 cups of minced onions.