In the graveyard, the Gravedigger realized there were 39 new tombstones to 63 old tombstones. If there were 315 old tombstones, what is total number of tombstones in the graveyard?

How do you write a paragraph proof to prove that the corresponding angles shown are congruent

Multiply and simplify. 2x^2 y^3 z^2 · 4xy^4 x^2 i will mark you brainliest if right. show how you got the answer, !

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?