Which statement is true? A. All squares are similar because they all have corresponding sides proportional and all 4 angles are congruent right angles.

B. All right triangles are similar because they all have a right angle.

C. All isosceles triangles are similar because they all have a pair of base angles congruent.

D. All rectangles are similar because they all have 4 right angles.

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95