Answers created by Jacob Sims

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• Question #2a7b7
  
• How do you simplify #-3( - c + 2) - ( 2c - 9)#?
  
• How do you solve for #y# if #y= - 3x +2# when #x = -1# and #x=4#?
  
• Are two perpendicular lines always, sometimes or never co-planar?
  
• How do you solve the following linear system #-x + 3y = 2 , x -8y =2 #?
  
• What are supplementary angles?
  
• What is the measure of a base angle of an isosceles triangle if its vertex angle measures 50 degrees?
  
• The perimeter of an isosceles triangle is 32 cm. the base is 2 cm longer than the length of one of the congruent sides. What is the area of the triangle?
  
• A 45-45-90 triangle has a hypotenuse of length 14 units. What is the length of one of the legs?
  
• An isosceles right triangle has legs that are each 4cm. What is the length of the hypotenuse?
  
• Is an equilateral triangle is sometimes, never or always an isosceles triangle?
  
• What is the length of the diagonal of a rectangle with a length of 6 in. and a width of 4 in.?
  
• A triangle with side lengths 5, 11, and 15 is similar to another triangle with longest side of 24. What is the perimeter of the larger triangle?
  
• The length of the base of an isosceles triangle is 4 inches less than the length of one of the two equal sides of the triangles. If the perimeter is 32, what are the lengths of each of the three sides of the triangle?
  
• Who developed the Pythagorean Theorem?
  
• The first Ferris wheel, designed by George Ferris was built in 1893 in Paris. France. It had a diameter of 76 m. About how far would you travel in 8 turns of this wheel?
  
• There is a rectangle with width #4x# and height #(7/3)x#. What is the area of the rectangle when #x = 6#?
  
• How do you find the quotient of 5.8 divided by 30.8?
  
• What are the reactants and products of aerobic cellular respiration?
  
• How do you solve using elimination of #-2x+3y=-5# and #-x+6y=-1#?
  
• Question #8a106
  
• How do you find the percent change if original: 15.6 liters and new: 11.4 liters?
  
• The hypotenuse of a right triangle is 15 inches, and one of its legs is 11 inches. What is the length of the other leg?
  
• How do you find the length of their hypotenuses given sides 10 and 12?
  
• How do you solve #5a > -7 1/2#?
  
• You are selling tickets for a high school basketball game. Student tickets cost $3 and general admission tickets cost $5. You sell 350 tickets and collect 1450. How many of each type of ticket did you sell?
  
• How do you solve x-2y=2 and y= -1/2x-5?
  
• Why do plants need sunlight?
  
• How do you simplify #-4x^2(3x^2 - x + 1) #?
  
• A bunch of friends went to the Snack Shack for lunch. The first family ordered 4 hamburgers and 4 orders of fries for $9.00. The next family ordered only 1 hamburger and 2 orders of fries for $3. How much would each item cost individually?
  
• How do you solve #- 3/5y + 7 = - 8#?
  
• In the equation #|x + 6|=2x#, what is x?
  
• What is 8 to the 5th power?
  
• How do you solve #5(x+4)<=4(2x+3)#?
  
• The formula for the perimeter of a triangle is p=2L+2W what is the formula for W?
  
• Lacey has $20 to spend on school supplies. Notebooks are $2.50, pens are $.50, and pencils are $.12. Lacey needs 7 notebooks for her classes and also wants to get 4 pens. How many pencils can she buy?