Two triangles are joined, as shown, to form a trapezium. The largest angle of the trapezium is 140°.

Write two equations.

Solve them to find the value of a and the value of b.

Design a number line containing five (5) points2.benin, one of the smallest countries in africa, has a total area of 43,475 square miles. the population of the country was recently estimated at 10,160,555. about 3,657,790 people live in rural areas. the country has only about 870 miles of surfaced roads. a. round off the total population to the nearest hundred thousand people. b. round off benin’s area in square miles to the nearest thousand. c. round off the number of miles of surfaced roads to the nearest ten. d. round off the number of people who live in rural areas to the nearest million.

Identify the graph of y = ln x + 1.

Find the dimensions of the circle. area = 64π in.² r= in.