Se considera prisma dreapta abca'b'c' care are la baza triunghiul echilateral de latura ab=6 si inaltimea aa'=3 cm. a)aflati sinusul unghiului format de a'b cu (abc)
b)distanta de la A' la BC
C)masura unhiului dintre planele (A"BC) si (ABC)

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Which mathematical statements are true? 1) if 3 is an odd number, then 3 times 3 is an even number. 2) if 6 is less than 7, then 4 is greater than 7. 3) six is divisible by 3, and 10 is a multiple of 2. 4) the average of the data is greater than the largest value in the data, or it’s less than the largest value in the data. 5) the slope of a linear graph is its rate of change, and the graph’s y-intercept is the initial value. 6) if an equilateral triangle has equal angles, then all its angles will measure 45°.