

15. Calculate, to the nearest whole number, the area of triangle ABC with a=8 inches, b=11...
13. You are given the triangle ABC with a=9 inches, b=11 inches, and c=14 inches. Determine the measures, in degrees, of all its three angles to the nearest degree. Write down the steps to your answers.
Find the area of triangle ABC if a = 7 inches, b = 11 inches, and c = 12 inches. Round to the nearest tenth.
. Find the area of triangle ABC if a = 7 inches, b= 11 inches, and c = 12 inches. Round to the nearest tenth.
12. You are given the triangle ABC with A =61°, b = 8 cm. and c=5 cm. (a) Calculate the unknown length of its side and the unknown measures of its angles. Write down the steps to your answers. (b) What is the area of the triangle?
#1,5,9 and #13,17,21,25 please.
In Exercises 1-12, graph each complex number in the complex plane 3. -2 4i 2 2. 3 5i 7.-3i 8.-5i 6. 7 47 19 7 15 2 11 2 12. 10 10 each complex number in polar form 15. 1 V3i 14. 2 + 2i 16. -3- V3i 3. 1-i 20. -V3+i 18. V5_V5İ 19. V3-3i 17-44i 24. -8-8V3i 22. 2 + Oi 2 23, 2v3-2i 21. 3 +0i V3 1 1 V3 28·16+161 26, 1...
xremember to round to nearest whole number) a) 10 7) b) 13 c) 15 d) 8 Median a) 85 8) b) 4.5 c) 1 d) 3 b) 46% 9) What % of the data is greater than 7? a) 35 % c) 50% d) 25% Given the following raw data 414,21,22,30,25,27,27,18,12) construct a grouped frequency distribution with the first class being 12-15 and equal class widths lower limit-upper limit class f 3 5 b) 5 c) 4 d) 1 10)...
11. Write cos 3u - cos Tu as a product of trigonometric functions. Write down the steps to your answer. 12. You are given the triangle ABC with A =61°, b = 8 cm. and c=5 cm. (a) Calculate the unknown length of its side and the unknown measures of its angles. Write down the steps to your answers. (b) What is the area of the triangle?
[11] Convert the complex number 20-2li to trigonometric form. A. 729 cis - 46.4° B. 729 cis 133.6° C. 29 cis - 46.4° D. 29 cis 133.6° [12] Convert the complex number 12 cis 5 18 to rectangular form. A 7.7 +9.21 B. 9.2 + 7.71 C. 0.2+12.01 D. 12.0+0.21 [13] Convert the complex number -6 cis 3 to rectangular form. A. -0.3 - 6.01 B. -6.0 - 0.31 c. -8 + 5.91 D. 5.9 -0.81 (14) Which is an...
[11] Convert the complex number 20-21i to trigonometric form. A. 29 cis - 46.4° B. 29 cis 133.6° C. 29 cis - 46.4° D. 29 cis 133.6° 5x [12] Convert the complex number 12 cis 18 to rectangular form. A. 7.7 + 9.21 B. 9.2 + 7.71 c. 0.2+12.01 D. 12.0+0.21 [13] Convert the complex number -6 cis 3 to rectangular form. A. -0.3 - 6.01 B. -6.0 - 0.31 C. -.8 + 5.9i D. 5.9 -0.8i [14] Which is...
please hell with 13, 14, 15, 16, 17
13. Use the binomial theorem to expand: (w-11) 14. Use mathematical induction to prove the following: 3+ 7 + 11 + 15 + ... + (4n-1) = n(2n+1) 15. Write an expression for the n" term of the sequence 2! 3! 4! 5! 6! 7! 4'5'6'7'8'9' 16. The sixth term of an arithmetic sequence is 20.6, and the ninth term is 30.2. a. Find the nth term b. Find the 20 term...