The temperature is -5 degrees. A high pressure front increases the temperature to 10 degrees. How many degrees did the temperature increase? Let x-= the increase 17) Write the equation
18) How many degrees did the temperature increase?

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations