bbelt711

16 Questions
1 Answers

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2265

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In triangle ABC, AB=5, AC=6, and BC=7.

In triangle ABC, AB=5, AC=6, and BC=7. Circles are drawn with centers A, B, and C so that any two circles are externally tangent. Find the sum of the areas of the circles.

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Gh0sty15 ●●

bbelt711 Aug 31, 2017

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2

1994

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+64

What is the ratio of the area of the smaller circle to the area of the larger square?

A circle is inscribed in a square, then a square is inscribed in this circle, and finally, a circle is inscribed in this square. What is the ratio of the area of the smaller circle to the area of the larger square?

bbelt711 Aug 17, 2017

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2015

5

+64

Find the area of a parallelogram with sides of length 6 and 8, and with an interior angle with measure 45 degrees

Find the area of a parallelogram with sides of length 6 and 8, and with an interior angle with measure 45 degrees. (No trigonometry please!!!)

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bbelt711 Aug 16, 2017

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1926

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+64

Help Please!!!!

Points D, E, and are the midpoints of sides BC, CA, and AB, respectively, of triangle ABC. Points X, Y, and Z are the midpoints of EF, FD, and DE, respectively. If the area of triangle XYZ is 21, then what read more ..

bbelt711 Aug 3, 2017

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1352

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+64

Points D, E, and F are the midpoints of sides BC, CA, and B of triangle ABC

Points D, E, and F are the midpoints of sides BC, CA, and B of triangle ABC, respectively, and CZ is an altitude of the triangle. If angle BAC = 71 degrees, angle ABC = 39 degrees, and angle BCA = 70, then what is angle EZD read more ..

bbelt711 Aug 3, 2017

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4458

4

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Triangle ABC is a right triangle with right angle at A.

Triangle ABC is a right triangle with right angle at A. Suppose AX is an altitude of the triangle, AY is an angle bisector of the triangle, and AZ is a median of the triangle, and angle XAY = 13 degrees. If X is on BY, then what is the measure read more ..

hectictar ●●●●

bbelt711 Aug 3, 2017

+1

2604

3

+64

Suppose that there is a right triangle ABC such that the legs AB and AC

Suppose that there is a right triangle ABC such that the legs AB and AC have lengths 4sqrt2 and 2 respectively. What is the length of the median BM?

bbelt711 Aug 1, 2017

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1059

1

+64

Triangle ABC is a right triangle with right angle at A. Suppose AX is an

Triangle ABC is a right triangle with right angle at A. Suppose AX is an altitude of the triangle, AY is an angle bisector of the triangle, and AZ is a median of the triangle, and angle XAY=13. If X is on BY, then what is the measure of angle read more ..

bbelt711 Aug 1, 2017

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1271

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+64

Help

We have a right triangle, triangle ABC where the legs AB and AC have lengths 6 and 3sqrt3 respectively. Medians AM and CN meet at point P. What is the length of CP?

bbelt711 Jul 30, 2017

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770

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+64

How do I solve this?

Altitudes XD and YE of acute triangle XYZ intersect at point H. If the altitudes intersect at a 123 degree angle, and angle read more ..

bbelt711 Jul 30, 2017

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2271

1

+64

Help

Altitudes XD and YE of acute triangle XYZ intersect at point H. If the altitudes intersect at a 123 degree angle, and angle YXH=26 degrees, then what is angle HZX in degrees?
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bbelt711 Jul 28, 2017

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3150

1

+64

Struggling on this

Let triangle ABC be a triangle such that AB=13, BC=14, and AC=15. Meanwhile, D is a point on BC such that AD bisects angle A. Find the area of triangle ADC

bbelt711 Jul 26, 2017

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852

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+64

triangles

A circle is circumscribed about an equilateral triangle with side lengths of 9 units each. What is the area of the circle, in square units? Express your answer in terms of pi.

bbelt711 Jul 26, 2017

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819

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+64

Full explanation please!!! :)

A circle is drawn that intersects all three sides of triangle PQR as shown below. Prove that if AB=CD=EF, then the center of the circle is the incenter of triangle PQR.

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bbelt711 Jul 26, 2017

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2836

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+64

In triangle ABC, M and N are the midpoints of BC and AC, respectively. The perpendicular bisectors of BC and AC intersect at a point

In triangle ABC, M and N are the midpoints of BC and AC, respectively. The perpendicular bisectors of BC and AC intersect at a point O inside the triangle. If angle C = 47 degrees, then find the measure of angle MON, in read more ..

bbelt711 Jul 26, 2017

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3725

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+64

In triangle ABC, AB=9, BC=12, AC=15, and CD is the angle bisector. Find the length of CD

In triangle ABC, AB=9, BC=12, AC=15, and CD is the angle bisector. Find the length of CD.

bbelt711 Jul 25, 2017