A parabolic reflector is 9 cm and its diameter is 24 cm. how far is its focus from the vertex?

A rectangle is drawn so the width is 7 inches longer than the height. If the rectangles diagonal measurement is 73 inches, find the height.

What's the expression for subtract 20 divided into fourths from 55 divided into fifths

What is the meaning of independent quantity and dependent quantity?

Which expressions are equivalent to 2x-4+4 (3x-2) 2x-4+4 (3x-2) ? Select each correct answer. 8x (3x-6) 8x (3x-6) 4 (5x-2) 4 (5x-2) 14x-1214x-12 2 (7x-6)

A piece wise function is graphed below. Fill in all of the blanks to give an algebraic description of the function

Yen has 25 dimes. she gives the same number of dimes to each of het 5 children. how many dimes will each child receive?

14.4% of what is 10.44

When 2 geometric figures (angles, rectangles) have the same size and shape they are called

For the first 4 class periods of day, Lewis has science history, math, and English, but not necessarily in that order. He does not have science or hist first period. He does not have math, English, or science second period.

I don' need sleep i need answers x2+10x = - 9 x2-14x+40=-5