Anyone, please help with these few questions!! 6. Use the picture to find the following angle measures.

9. Write a two -column proof for the following :

Given: angle1 and angle2 form a linear pair and m angle1= 2(m angle2)
Prove : m angle2 =60

10. Write a two-column proof for the following:

Given : AB = CD , AB = 4x + 1, and CD = 6x - 13
Prove: x = 7

Evaluate cos2θ for cosθ = square root of 3/2

Problem situation: caren is making rice and beans. she can spend no more than $10 on ingredients. she buys one bag of rice for $4.99. beans cost $0.74 per pound. how many pounds of beans, x, can she buy? inequality that represents this situation: 10≥4.99+0.74x drag each number to show if it is a solution to both the inequality and the problem situation, to the inequality only, or if it is not a solution.

In a right triangle δabc, the length of leg ac = 5 ft and the hypotenuse ab = 13 ft. find: b the length of the angle bisector of angle ∠a.