In trapezoid ABCD, AC is a diagonal and ∠ABC≅∠ACD. Find AC if the lengths of the bases BC and AD are 12m and 27m respectively.

An equilateral triangle pyramid has a base length of 4 in and height of 1.5 in. The slant on the pyramid is 8 in. Find the surface area

3. A savings account has a 3% interest rate. (a) Complete the ratio table shown. Show your work. Deposit ($) 100 50 300 Interest ($) 12 (b) How much more interest would you have if you deposited $200 than if you deposited $150? Show your work.

Y=13x - 1x - 3y = 5 What is the solution to the system of equations shown above?

One half plus one eight equals

Which of these expressions is equivalent to 6x - 10x + 20? A. 2 (3x + 5) B. 4 (5 - x) C. 4 (x - 5) D. 16x

A cylinder has a volume of 604.45 cubic centimeters. The diameter of the cylinder is 10 cm. What is the height of the cylinder?

Are 2 (x + 3) + 2x and 4x + 3 equal

7.66 * 0.55 i need 20 charters to ask this

A sign says that the price marked on all music equipment is 35% off the original price. You want to buy an electric guitar for the $315. Write an equation to represent the total cost c for the price p with a 35% discount

you have a credit card with an initial balance of $3,1168.00 an an interest rate of 12.75%APR. if you make no payments on the card for three months, how much is your balance by the end of the month