How are the angles of an equilateral triangle related

How do i graph and shade this linear inequality? 4x + 5y < 20 x - 2y <6

Two circles have circumferences that add up to 12π centimeters. the sum of their areas is 20π. what is the radius of each circle?

A 20,000 deposit earns 3.6% interest for 3 years. If no money is deposited or withdrawn how much interest will ever earned at the end of 3 years?

A jar contains five red marbles and three green marbles. A marble is drawn at random and not replaced. A second marble is then drawn from the jar. Find the probability that the first marble is red and the second marble is green.

Which equation represents the sentence? Four more than a number is half the number. A. n+4=n/2 B. n-4=n/2 C. 4+n/2=n D. n/2-4=n

If X=5 and 5=y, then x=y Ar algebraic equality property justifies the above statement?

The net of a three-dimensional figure is made of 6 rectangles that may or may not be squares. Depending on the number of rectangles that are squares, which could be the figure? Check all that apply.

If a pork roast must absorb 1700 kj to fully cook, and if only 14% of the heat produced by the barbeque is actually absorbed by the roast, what mass of co2 is emitted into the atmosphere during the grilling of the pork roast?

Over the course of a year, a classroom went from 15 students to 19 students. Use the drop-down menus to build an equation that could be used to find the percent change, p, in the number of students.

Matthew's mother asked him to go to the store for her. To get to the store, he walked seven city blocks. He caught the bus and rode 13 blocks. He got off and walked one and a half blocks to the store.