Using similar triangle method to find the height of the house if its shadow is 31.25 feet. A nearby tree is 32 feet tall and casts a 40 foot shadow at the same time of day.

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?