7 of 12 © Parallelograms A and B are similar.
Find the value of 2.
1200
60
O
120
60
4m
6m
A
B
60°
120
60°
120°
X
15m
The diagram is

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Solve 2^x=32 and rewrite this equation in a logarithmic form

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)