M∠2 = (y+52) ∘and m∠7 = (2y+17) ∘. What is the value of y?

A solid has a circular base of radius 3. If every plane cross section perpendicular to the x-axis is an equilateral triangle, then its volume is: A) 36 B) 12sqrt3 C) 18sqrt3 D) 24sqrt3 E) 36sqrt3 The correct answer was E.

The sum of the areas of two circles is 80 pie square meters. find the length of a radius of each circle if one of them is twice as long as the other. what is the radius of the larger circle

Nate ordered a pizza to be delivered. the bill with 5% tax and 20% tip was $24.00. what was the original cost of the pizza

Ratio of 400 m to 1 4/5 km

How do you get an odd perimeter for a rectangle? If you can, how oils you get a length and a width?

60 % of what number is 3?

Will there be more thaan one relay exchange between 2 consecutive tenths of a mile

What is 0.08333333333 as a fraction?

Use prime factorization to find the GCF of 84 and 63

Huilan is years younger than Thomas. The sum of their ages is 81. What is Thomas's age?