A14-foot tree casts an 18-foot shadow. find the angle of elevation from the tip of the shadow to the top of the tree. round the answer to the nearest tenth.

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

What is the slope of the line that contains the points (-2,1) and (0,-3)

Which of the functions graphed below has a removable discontinuity?