Question

10. What is the least number of acute angles a triangle can have?

Answer 1

Answer:

idk about 12 and 13 but the number of acute angles a triangle can have is 2 and for 11 No, a triangle cannot have an obtuse and a right angle.

Step-by-step explanation:

Answer 2

Answer:

10) 3

11) no

12) kayla's statement is incorrect because the diagonals of a rectangle do not intersect each other at 90 degree like a rhombus.

13) Andy’s statement is incorrect because

Quadrilaterals have 4 sides and 4angles. The exterior angles of any convex polygon add up to 360 degrees ( 4 right angles). If an interior angle is a right angle then the corresponding exterior angle must also be a right angle

Step-by-step explanation: