I need to factor this trinomial but I can’t seem to find the answer. Please help!
10^2 + 3a - 12

Could someone with number 1 and 2

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

1: 4 if the wew 35 surfboards at the beach how many were short boards?