* السؤال الأول ليكن ab وتر في دائرة مركزها و, وطول نصف قطرها 5cm. النقطة sونقطة
منتصف الوتر ab إذا علمت أنab=6cm فإن طول osو يساوي :
c) 3cm
b) 8 cm
a) 4 cm

Acylinder has volume 45π and radius 3. what is it’s height?

Joline is solving the equation 0=x^2-5x-4 using the quadratic formula which value is the negative real number solution to her quadratic equation round to the nearest tenth if necessary

Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above