lets work on the triangle with 60 and 70.
they make 130, and a triangle has 180 degrees, so that angle is 50
50+95+? is 180?
its 35
35+75 si 110, 180-110
so 70.
<span><span>1. m2</span><span>(36<span>m4</span>+12<span>m2</span>+1)</span></span>2. Rewrite <span><span>m4</span><span>m4</span></span> as <span><span><span>(<span>m2</span>)</span>2</span><span><span>(<span>m2</span>)</span>2</span></span>.<span><span>3. m2</span><span>(36<span><span>(<span>m2</span>)</span>2</span>+12<span>m2</span>+1)</span></span>4. Let <span><span>u=<span>m2</span></span><span>u=<span>m2</span></span></span>. Substitute <span>uu</span> for all occurrences of <span><span>m2</span><span>m2</span></span>. =m2(36u2+12u+1)
5. Rewrite <span><span>36<span>u2</span></span><span>36<span>u2</span></span></span> as <span><span><span>(6u)</span>2</span><span><span>(6u)</span>2</span></span>.<span><span>5. m2</span><span>(<span><span>(6u)</span>2</span>+12u+1)</span></span>6. Rewrite <span>11</span> as <span>12</span><span><span>7. m2</span><span>(<span><span>(6u)</span>2</span>+12u+<span>12</span>)</span></span>8. Check the middle term by multiplying <span>2ab</span> and compare this result with the middle term in the original expression.<span><span>9. 2ab=2⋅<span>(6u)</span>⋅1</span><span>2ab=2⋅<span>(6u)</span>⋅1</span></span>10. Simplify. 2ab=12u
11. Factor using the perfect square trinomial rule <span><span><span>a2</span>+2ab+<span>b2</span>=<span><span>(a+b)</span>2</span></span><span><span>a2</span>+2ab+<span>b2</span>=<span><span>(a+b)</span>2</span></span></span>, where <span><span>a=6u</span><span>a=6u</span></span> and <span><span>b=1</span><span>b=1</span></span>.<span><span><span>12. m2</span><span><span>(6u+1)</span>2</span></span><span><span>m2</span><span><span>(6u+1)</span>2</span></span></span>13. Replace all occurrences of <span>uu</span> with <span><span>m2</span><span>m2</span></span>. m^2(6m^2+1)^2
When a point lies on the x-axis, its y- coordinate is 0. The same is true for the reverse. So if your point lies on the y-axis, its x coordinate will be 0.
Answer: D. (-4, -2)
<u>Step-by-step explanation:</u>
Rotating 180° about the origin means the signs for the x- and y-values are opposite.
(x, y) → (-x, -y)
(4, 2) → (-4, -2)
Answer:
0.25 engines per car
Step-by-step explanation:
Answer:
Showing Work
This is a fraction equal to
4 engines ÷ 16 cars
We want a unit rate where
1 is in the denominator,
so we divide top and bottom by 16
4 engines ÷ 16
16 cars ÷ 16
=
0.25 engines
1 car
=
0.25 engines
car
= 0.25 engines per car