Answer:
x = 30
Step-by-step explanation:
The measure of the chord- chord angle is one half the the sum of the arcs intercepted by the angle and its vertical angle, that is
A
(2x + 10 + x + 20) = 60
B
Multiply both sides by 2 to clear the fraction
2x + 10 + x + 20 = 120, that is
3x + 30 = 120 ( subtract 30 from both sides )
3x = 90 ( divide both sides by 3 )
x = 30
Answer: h= 5/4
Step-by-step explanation:
h - 1/2 = 3/4, to find the value of h:
Step 1: Add 1/2 to both sides of the equation
h = 3/4 + 1/2 (findthe common denominator
h = 5/4
Answer:
C. 50.24 feet
Step-by-step explanation:
The formula for circumference is 2rπ (two times radius times pi)
2 * 8 * 3.14 = 50.24
Answer:
-2x³ + x² - 3x - 15
Step-by-step explanation:
Simply combine like terms together:
-5x² - 3x - 7 - 2x³ + 6x² - 8
-2x³ + (-5x² + 6x²) - 3x + (-7 - 8)
-2x³ + x² - 3x + (-7 - 8)
-2x³ + x² - 3x - 15
Answer:
20%
Step-by-step explanation:
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