The picture is the third one and the equation is a² + 11² = c²
Step-by-step explanation:
- Step 1: In the first step of the answer, the given words are find the length of a. Equation is 20² + 8² = a².
The picture corresponding to this is the third picture.
- Step 2: For the second step, words given are find the length of c.
The corresponding equation is a² + 11² = c²
Answer: 57
Step-by-step explanation:
6{-4[-5+7-(10)]+7}-9
6{-4[-1]+7}-9
6{11}-9
66-9=57
Answer:
Step-by-step explanation: To write two triangles are congruent you need to draw three lines. So, (first triangle) an equals sign with one extra line underneath and then the last triangle.
Answer:
9. B, C, D
10. A, D, E
Step-by-step explanation:
9. A. Students who bring lunch do not represent cafeteria purchases.
B. - D. Are randomized.
10. A. 1/4 of 50 is 12.5. about equal to 12
B. 12% of 50 is 6. not equal to 12
C. 12 ÷ 50 = 24. 3,000 × 0.24 = 720. not less than 500
D. (see above work) 720 = 720
E. 3,000 - 720 = 2,280. more than 2,000