Given: Circle k(O) with OT ⊥ XY, OU ⊥ WZ, Prove: OT ≅ OU

2-digit numbers less than 91 which are 1 less than a multiple of 10

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

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)