X is an altitude in triangle ABC.
Which statements are true? Select two option
О ДАВС - ДВУС
ОДАXC ~ ДСХВ
ОДВСЯ З ДАСХ
Ш ДАСВ - ДАХС
ОДСХА - ДСВА

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then