Solve the problem.The height of a triangle is 4 cm more than the length of the base. If the area of the triangle is 
find the height and length of the base.
A. height: 20 cm; base: 16 cm
B. height: 21 cm; base: 15 cm
C. height: 19 cm; base: 15 cm
D. height: 16 cm; base: 12 cm
Answer: A
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The life expectancy E, in solar lifetimes, of a star is related to the mass M, in solar masses, by the formula
.
?
A: Make a graph of the life expectancy versus the mass. Include up to 20 solar masses.B: Does a larger star have a longer or shorter life expectancy?C: If one star is double the mass of another, how do their life expectancies compare? Express your answer as a percent.
?
Round your answer to two decimal places if necessary.
?
What will be an ideal response?
Solve the problem.Determine the amount of money accumulated after two years when $2 is deposited at 30% interest compounded(a) annually.(b) semiannually.(c) quarterly.(d) monthly.
What will be an ideal response?
Multiply to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.2
? 23
A. 61
B. 60
C. 51
D. 46
Evaluate the variable expression 
for the given values of x, y, and z.
A) 67/70
B) 806/875
C) 1 9/35
D) 1 15/91
E) ½