C because the the negative always is turned into a positive if you leave a braniest answer that would mean a lot of it helped thanks!!!
(2,3) so x=2, y=3 and h=(2^2+3^2)^(1/2)=√13
sina=3/√13, cosa=2/√13, tana=3/2
Afterwards multiply sina and cosa by √13/√13 and get sina=(3√13)/13 and cosa=(2√13)/13
Answer/Step-by-step explanation:
✔️Find EC using Cosine Rule:
EC² = DC² + DE² - 2*DC*DE*cos(D)
EC² = 27² + 14² - 2*27*14*cos(32)
EC² = 925 - 756*cos(32)
EC² = 283.875639
EC = √283.875639
EC = 16.85 cm
✔️Find the area of ∆DCE:
Area = ½*14*27*sin(32)
Area of ∆DCE = 100.15 cm²
✔️Since ∆DCE and ∆ABE are congruent, therefore,
Area of ∆ABE = 100.15 cm²
✔️Find the area of the sector:
Area of sector = 105/360*π*16.85²
Area = 260.16 cm² (nearest tenth)
✔️Therefore,
Area of the logo = 100.15 + 100.15 + 260.16 = 460.46 ≈ 460 cm² (to 2 S.F)
Answer:
VVVVVVVVVVVVVVVVVVVVVi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need pointsi need points
Step-by-step explanation:
using pythagorean theorem
a^2 + b^2 =c^2
a^2 +8^2 =14^2
a^2 +64 = 196
subtract 64 from each side
a^2 = 132
take the square root of each side
a^2 = sqrt (132)
a=11.48912529
a =11.5