What’s the answer to the problem 17+17

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by