Point H is the point of intersection of the altitudes in acute triangle ABC. Given CH=AB, find m∠ACB, in degrees.

Match each equation with the operation you can use to solve for the variable. 1 subtract 10 2 divide by 10 3add 18 4add 10 5 subtact 18 6multiply by 5. 7multiply by 10. a 5 = 10p b p + 10 = 18 c p + 18 = 5 d 5p = 10

What is the sum of these mixed numbers 2 1/8 + 4 3/8

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.